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Finding the Fourth Proportional to 37,159.80, 55,739.70 and 16,423.80

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Solution

The fourth proportional to 37,159.80, 55,739.70 and 16,423.80 is: 24,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,159.80 : 55,739.70 = 16,423.80 : x
  2. Step 2: Convert to fraction form
    37,159.80/55,739.70 = 16,423.80/x
  3. Step 3: Cross multiply
    37,159.80x = 55,739.70 × 16,423.80
  4. Step 4: Simplify right side
    37,159.80x = 915,457,684.86
  5. Step 5: Solve for x
    x = 915,457,684.86/37,159.80
  6. Step 6: Final answer
    x = 24,635.70

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Similar ratio
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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.