Home / 118,148.25-162,952.42-75,710.73

Finding the Fourth Proportional to 118,148.25, 162,952.42 and 75,710.73

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Solution

The fourth proportional to 118,148.25, 162,952.42 and 75,710.73 is: 104,421.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,148.25 : 162,952.42 = 75,710.73 : x
  2. Step 2: Convert to fraction form
    118,148.25/162,952.42 = 75,710.73/x
  3. Step 3: Cross multiply
    118,148.25x = 162,952.42 × 75,710.73
  4. Step 4: Simplify right side
    118,148.25x = 12,337,246,673.47
  5. Step 5: Solve for x
    x = 12,337,246,673.47/118,148.25
  6. Step 6: Final answer
    x = 104,421.75

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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.