Home / 86,126.67-118,854.27-48,400.92

Finding the Fourth Proportional to 86,126.67, 118,854.27 and 48,400.92

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Solution

The fourth proportional to 86,126.67, 118,854.27 and 48,400.92 is: 66,792.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,126.67 : 118,854.27 = 48,400.92 : x
  2. Step 2: Convert to fraction form
    86,126.67/118,854.27 = 48,400.92/x
  3. Step 3: Cross multiply
    86,126.67x = 118,854.27 × 48,400.92
  4. Step 4: Simplify right side
    86,126.67x = 5,752,656,013.93
  5. Step 5: Solve for x
    x = 5,752,656,013.93/86,126.67
  6. Step 6: Final answer
    x = 66,792.97

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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.