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Finding the Fourth Proportional to 61,707.90, 92,529.45 and 22,259.10

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Solution

The fourth proportional to 61,707.90, 92,529.45 and 22,259.10 is: 33,376.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,707.90 : 92,529.45 = 22,259.10 : x
  2. Step 2: Convert to fraction form
    61,707.90/92,529.45 = 22,259.10/x
  3. Step 3: Cross multiply
    61,707.90x = 92,529.45 × 22,259.10
  4. Step 4: Simplify right side
    61,707.90x = 2,059,622,280.50
  5. Step 5: Solve for x
    x = 2,059,622,280.50/61,707.90
  6. Step 6: Final answer
    x = 33,376.96

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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.