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Finding the Fourth Proportional to 61,541.60, 92,312.40 and 22,102.70

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Solution

The fourth proportional to 61,541.60, 92,312.40 and 22,102.70 is: 33,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,541.60 : 92,312.40 = 22,102.70 : x
  2. Step 2: Convert to fraction form
    61,541.60/92,312.40 = 22,102.70/x
  3. Step 3: Cross multiply
    61,541.60x = 92,312.40 × 22,102.70
  4. Step 4: Simplify right side
    61,541.60x = 2,040,353,283.48
  5. Step 5: Solve for x
    x = 2,040,353,283.48/61,541.60
  6. Step 6: Final answer
    x = 33,154.05

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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.