Home / 62,475.17-86,217-34,181.47

Finding the Fourth Proportional to 62,475.17, 86,217 and 34,181.47

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Solution

The fourth proportional to 62,475.17, 86,217 and 34,181.47 is: 47,171.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,475.17 : 86,217 = 34,181.47 : x
  2. Step 2: Convert to fraction form
    62,475.17/86,217 = 34,181.47/x
  3. Step 3: Cross multiply
    62,475.17x = 86,217 × 34,181.47
  4. Step 4: Simplify right side
    62,475.17x = 2,947,023,798.99
  5. Step 5: Solve for x
    x = 2,947,023,798.99/62,475.17
  6. Step 6: Final answer
    x = 47,171.12

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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.