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Finding the Fourth Proportional to 61,498.80, 84,862.08 and 34,637.04

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Solution

The fourth proportional to 61,498.80, 84,862.08 and 34,637.04 is: 47,795.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,498.80 : 84,862.08 = 34,637.04 : x
  2. Step 2: Convert to fraction form
    61,498.80/84,862.08 = 34,637.04/x
  3. Step 3: Cross multiply
    61,498.80x = 84,862.08 × 34,637.04
  4. Step 4: Simplify right side
    61,498.80x = 2,939,371,259.44
  5. Step 5: Solve for x
    x = 2,939,371,259.44/61,498.80
  6. Step 6: Final answer
    x = 47,795.59

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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.