Home / 166,666.38-250,025.53-54,320.53

Finding the Fourth Proportional to 166,666.38, 250,025.53 and 54,320.53

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Solution

The fourth proportional to 166,666.38, 250,025.53 and 54,320.53 is: 81,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,666.38 : 250,025.53 = 54,320.53 : x
  2. Step 2: Convert to fraction form
    166,666.38/250,025.53 = 54,320.53/x
  3. Step 3: Cross multiply
    166,666.38x = 250,025.53 × 54,320.53
  4. Step 4: Simplify right side
    166,666.38x = 13,581,518,053.00
  5. Step 5: Solve for x
    x = 13,581,518,053.00/166,666.38
  6. Step 6: Final answer
    x = 81,489.25

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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.