Home / 96,559.41-144,850.05-86,637.72

Finding the Fourth Proportional to 96,559.41, 144,850.05 and 86,637.72

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Solution

The fourth proportional to 96,559.41, 144,850.05 and 86,637.72 is: 129,966.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,559.41 : 144,850.05 = 86,637.72 : x
  2. Step 2: Convert to fraction form
    96,559.41/144,850.05 = 86,637.72/x
  3. Step 3: Cross multiply
    96,559.41x = 144,850.05 × 86,637.72
  4. Step 4: Simplify right side
    96,559.41x = 12,549,478,073.89
  5. Step 5: Solve for x
    x = 12,549,478,073.89/96,559.41
  6. Step 6: Final answer
    x = 129,966.39

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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.