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Finding the Fourth Proportional to 61,526.30, 92,289.45 and 60,359.90

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Solution

The fourth proportional to 61,526.30, 92,289.45 and 60,359.90 is: 90,539.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,526.30 : 92,289.45 = 60,359.90 : x
  2. Step 2: Convert to fraction form
    61,526.30/92,289.45 = 60,359.90/x
  3. Step 3: Cross multiply
    61,526.30x = 92,289.45 × 60,359.90
  4. Step 4: Simplify right side
    61,526.30x = 5,570,581,973.06
  5. Step 5: Solve for x
    x = 5,570,581,973.06/61,526.30
  6. Step 6: Final answer
    x = 90,539.85

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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.