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Finding the Fourth Proportional to 61,752.63, 92,656.62 and 28,454.87

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Solution

The fourth proportional to 61,752.63, 92,656.62 and 28,454.87 is: 42,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,752.63 : 92,656.62 = 28,454.87 : x
  2. Step 2: Convert to fraction form
    61,752.63/92,656.62 = 28,454.87/x
  3. Step 3: Cross multiply
    61,752.63x = 92,656.62 × 28,454.87
  4. Step 4: Simplify right side
    61,752.63x = 2,636,532,076.74
  5. Step 5: Solve for x
    x = 2,636,532,076.74/61,752.63
  6. Step 6: Final answer
    x = 42,695.06

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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.