Home / 76,478.04-114,717.06-23,891.67

Finding the Fourth Proportional to 76,478.04, 114,717.06 and 23,891.67

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Solution

The fourth proportional to 76,478.04, 114,717.06 and 23,891.67 is: 35,837.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,478.04 : 114,717.06 = 23,891.67 : x
  2. Step 2: Convert to fraction form
    76,478.04/114,717.06 = 23,891.67/x
  3. Step 3: Cross multiply
    76,478.04x = 114,717.06 × 23,891.67
  4. Step 4: Simplify right side
    76,478.04x = 2,740,782,140.89
  5. Step 5: Solve for x
    x = 2,740,782,140.89/76,478.04
  6. Step 6: Final answer
    x = 35,837.51

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.