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Finding the Fourth Proportional to 32,359.60, 44,670.02 and 21,755.38

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Solution

The fourth proportional to 32,359.60, 44,670.02 and 21,755.38 is: 30,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,359.60 : 44,670.02 = 21,755.38 : x
  2. Step 2: Convert to fraction form
    32,359.60/44,670.02 = 21,755.38/x
  3. Step 3: Cross multiply
    32,359.60x = 44,670.02 × 21,755.38
  4. Step 4: Simplify right side
    32,359.60x = 971,813,259.71
  5. Step 5: Solve for x
    x = 971,813,259.71/32,359.60
  6. Step 6: Final answer
    x = 30,031.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.