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Finding the Fourth Proportional to 91,861.83, 137,792.75 and 29,532.33

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Solution

The fourth proportional to 91,861.83, 137,792.75 and 29,532.33 is: 44,298.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,861.83 : 137,792.75 = 29,532.33 : x
  2. Step 2: Convert to fraction form
    91,861.83/137,792.75 = 29,532.33/x
  3. Step 3: Cross multiply
    91,861.83x = 137,792.75 × 29,532.33
  4. Step 4: Simplify right side
    91,861.83x = 4,069,340,816.95
  5. Step 5: Solve for x
    x = 4,069,340,816.95/91,861.83
  6. Step 6: Final answer
    x = 44,298.50

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1.5x scale

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.