Home / 62,310.16-85,997.89-39,625.50

Finding the Fourth Proportional to 62,310.16, 85,997.89 and 39,625.50

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Solution

The fourth proportional to 62,310.16, 85,997.89 and 39,625.50 is: 54,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,310.16 : 85,997.89 = 39,625.50 : x
  2. Step 2: Convert to fraction form
    62,310.16/85,997.89 = 39,625.50/x
  3. Step 3: Cross multiply
    62,310.16x = 85,997.89 × 39,625.50
  4. Step 4: Simplify right side
    62,310.16x = 3,407,708,977.07
  5. Step 5: Solve for x
    x = 3,407,708,977.07/62,310.16
  6. Step 6: Final answer
    x = 54,689.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.