Home / 76,626.05-114,943.40-23,319.77

Finding the Fourth Proportional to 76,626.05, 114,943.40 and 23,319.77

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Solution

The fourth proportional to 76,626.05, 114,943.40 and 23,319.77 is: 34,980.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,626.05 : 114,943.40 = 23,319.77 : x
  2. Step 2: Convert to fraction form
    76,626.05/114,943.40 = 23,319.77/x
  3. Step 3: Cross multiply
    76,626.05x = 114,943.40 × 23,319.77
  4. Step 4: Simplify right side
    76,626.05x = 2,680,452,959.70
  5. Step 5: Solve for x
    x = 2,680,452,959.70/76,626.05
  6. Step 6: Final answer
    x = 34,980.96

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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.