Home / 174,437.60-261,656.40-114,951.20

Finding the Fourth Proportional to 174,437.60, 261,656.40 and 114,951.20

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Solution

The fourth proportional to 174,437.60, 261,656.40 and 114,951.20 is: 172,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,437.60 : 261,656.40 = 114,951.20 : x
  2. Step 2: Convert to fraction form
    174,437.60/261,656.40 = 114,951.20/x
  3. Step 3: Cross multiply
    174,437.60x = 261,656.40 × 114,951.20
  4. Step 4: Simplify right side
    174,437.60x = 30,077,717,167.68
  5. Step 5: Solve for x
    x = 30,077,717,167.68/174,437.60
  6. Step 6: Final answer
    x = 172,426.80

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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.