Home / 61,007.95-84,166.14-38,339.68

Finding the Fourth Proportional to 61,007.95, 84,166.14 and 38,339.68

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Solution

The fourth proportional to 61,007.95, 84,166.14 and 38,339.68 is: 52,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,007.95 : 84,166.14 = 38,339.68 : x
  2. Step 2: Convert to fraction form
    61,007.95/84,166.14 = 38,339.68/x
  3. Step 3: Cross multiply
    61,007.95x = 84,166.14 × 38,339.68
  4. Step 4: Simplify right side
    61,007.95x = 3,226,902,874.44
  5. Step 5: Solve for x
    x = 3,226,902,874.44/61,007.95
  6. Step 6: Final answer
    x = 52,893.15

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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.