Home / 61,537.80-84,882.69-38,836.74

Finding the Fourth Proportional to 61,537.80, 84,882.69 and 38,836.74

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Solution

The fourth proportional to 61,537.80, 84,882.69 and 38,836.74 is: 53,569.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,537.80 : 84,882.69 = 38,836.74 : x
  2. Step 2: Convert to fraction form
    61,537.80/84,882.69 = 38,836.74/x
  3. Step 3: Cross multiply
    61,537.80x = 84,882.69 × 38,836.74
  4. Step 4: Simplify right side
    61,537.80x = 3,296,566,962.03
  5. Step 5: Solve for x
    x = 3,296,566,962.03/61,537.80
  6. Step 6: Final answer
    x = 53,569.79

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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.