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Finding the Fourth Proportional to 61,237.55, 91,862.10 and 23,800.50

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Solution

The fourth proportional to 61,237.55, 91,862.10 and 23,800.50 is: 35,702.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,237.55 : 91,862.10 = 23,800.50 : x
  2. Step 2: Convert to fraction form
    61,237.55/91,862.10 = 23,800.50/x
  3. Step 3: Cross multiply
    61,237.55x = 91,862.10 × 23,800.50
  4. Step 4: Simplify right side
    61,237.55x = 2,186,363,911.05
  5. Step 5: Solve for x
    x = 2,186,363,911.05/61,237.55
  6. Step 6: Final answer
    x = 35,702.99

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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.