Home / 95,543.93-131,549.46-86,686.58

Finding the Fourth Proportional to 95,543.93, 131,549.46 and 86,686.58

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Solution

The fourth proportional to 95,543.93, 131,549.46 and 86,686.58 is: 119,354.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,543.93 : 131,549.46 = 86,686.58 : x
  2. Step 2: Convert to fraction form
    95,543.93/131,549.46 = 86,686.58/x
  3. Step 3: Cross multiply
    95,543.93x = 131,549.46 × 86,686.58
  4. Step 4: Simplify right side
    95,543.93x = 11,403,572,788.25
  5. Step 5: Solve for x
    x = 11,403,572,788.25/95,543.93
  6. Step 6: Final answer
    x = 119,354.24

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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.