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Finding the Fourth Proportional to 61,802.52, 92,482.32 and 53,511.14

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Solution

The fourth proportional to 61,802.52, 92,482.32 and 53,511.14 is: 80,074.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,802.52 : 92,482.32 = 53,511.14 : x
  2. Step 2: Convert to fraction form
    61,802.52/92,482.32 = 53,511.14/x
  3. Step 3: Cross multiply
    61,802.52x = 92,482.32 × 53,511.14
  4. Step 4: Simplify right side
    61,802.52x = 4,948,834,373.04
  5. Step 5: Solve for x
    x = 4,948,834,373.04/61,802.52
  6. Step 6: Final answer
    x = 80,074.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.