Home / 62,098.79-85,650.12-39,418.07

Finding the Fourth Proportional to 62,098.79, 85,650.12 and 39,418.07

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Solution

The fourth proportional to 62,098.79, 85,650.12 and 39,418.07 is: 54,367.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,098.79 : 85,650.12 = 39,418.07 : x
  2. Step 2: Convert to fraction form
    62,098.79/85,650.12 = 39,418.07/x
  3. Step 3: Cross multiply
    62,098.79x = 85,650.12 × 39,418.07
  4. Step 4: Simplify right side
    62,098.79x = 3,376,162,425.67
  5. Step 5: Solve for x
    x = 3,376,162,425.67/62,098.79
  6. Step 6: Final answer
    x = 54,367.60

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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.