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Finding the Fourth Proportional to 174,462.71, 261,700.73 and 54,530.70

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Solution

The fourth proportional to 174,462.71, 261,700.73 and 54,530.70 is: 81,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,462.71 : 261,700.73 = 54,530.70 : x
  2. Step 2: Convert to fraction form
    174,462.71/261,700.73 = 54,530.70/x
  3. Step 3: Cross multiply
    174,462.71x = 261,700.73 × 54,530.70
  4. Step 4: Simplify right side
    174,462.71x = 14,270,723,724.76
  5. Step 5: Solve for x
    x = 14,270,723,724.76/174,462.71
  6. Step 6: Final answer
    x = 81,798.13

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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.