Home / 86,056.17-128,897.32-41,589.67

Finding the Fourth Proportional to 86,056.17, 128,897.32 and 41,589.67

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Solution

The fourth proportional to 86,056.17, 128,897.32 and 41,589.67 is: 62,294.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,056.17 : 128,897.32 = 41,589.67 : x
  2. Step 2: Convert to fraction form
    86,056.17/128,897.32 = 41,589.67/x
  3. Step 3: Cross multiply
    86,056.17x = 128,897.32 × 41,589.67
  4. Step 4: Simplify right side
    86,056.17x = 5,360,797,002.68
  5. Step 5: Solve for x
    x = 5,360,797,002.68/86,056.17
  6. Step 6: Final answer
    x = 62,294.16

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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.