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Finding the Fourth Proportional to 61,360.61, 84,684.02 and 37,503.20

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Solution

The fourth proportional to 61,360.61, 84,684.02 and 37,503.20 is: 51,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,360.61 : 84,684.02 = 37,503.20 : x
  2. Step 2: Convert to fraction form
    61,360.61/84,684.02 = 37,503.20/x
  3. Step 3: Cross multiply
    61,360.61x = 84,684.02 × 37,503.20
  4. Step 4: Simplify right side
    61,360.61x = 3,175,921,763.06
  5. Step 5: Solve for x
    x = 3,175,921,763.06/61,360.61
  6. Step 6: Final answer
    x = 51,758.32

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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.