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Finding the Fourth Proportional to 60,448.97, 83,417.90 and 33,590.18

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Solution

The fourth proportional to 60,448.97, 83,417.90 and 33,590.18 is: 46,353.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,448.97 : 83,417.90 = 33,590.18 : x
  2. Step 2: Convert to fraction form
    60,448.97/83,417.90 = 33,590.18/x
  3. Step 3: Cross multiply
    60,448.97x = 83,417.90 × 33,590.18
  4. Step 4: Simplify right side
    60,448.97x = 2,802,021,691.18
  5. Step 5: Solve for x
    x = 2,802,021,691.18/60,448.97
  6. Step 6: Final answer
    x = 46,353.51

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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.