Home / 115,462.48-159,327.66-67,707.04

Finding the Fourth Proportional to 115,462.48, 159,327.66 and 67,707.04

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Solution

The fourth proportional to 115,462.48, 159,327.66 and 67,707.04 is: 93,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,462.48 : 159,327.66 = 67,707.04 : x
  2. Step 2: Convert to fraction form
    115,462.48/159,327.66 = 67,707.04/x
  3. Step 3: Cross multiply
    115,462.48x = 159,327.66 × 67,707.04
  4. Step 4: Simplify right side
    115,462.48x = 10,787,604,248.73
  5. Step 5: Solve for x
    x = 10,787,604,248.73/115,462.48
  6. Step 6: Final answer
    x = 93,429.52

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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.