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Finding the Fourth Proportional to 61,865.04, 92,656.68 and 48,454.32

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Solution

The fourth proportional to 61,865.04, 92,656.68 and 48,454.32 is: 72,571.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,865.04 : 92,656.68 = 48,454.32 : x
  2. Step 2: Convert to fraction form
    61,865.04/92,656.68 = 48,454.32/x
  3. Step 3: Cross multiply
    61,865.04x = 92,656.68 × 48,454.32
  4. Step 4: Simplify right side
    61,865.04x = 4,489,616,422.86
  5. Step 5: Solve for x
    x = 4,489,616,422.86/61,865.04
  6. Step 6: Final answer
    x = 72,571.14

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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.