Home / 124,546.47-171,877.92-70,839.22

Finding the Fourth Proportional to 124,546.47, 171,877.92 and 70,839.22

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Solution

The fourth proportional to 124,546.47, 171,877.92 and 70,839.22 is: 97,760.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,546.47 : 171,877.92 = 70,839.22 : x
  2. Step 2: Convert to fraction form
    124,546.47/171,877.92 = 70,839.22/x
  3. Step 3: Cross multiply
    124,546.47x = 171,877.92 × 70,839.22
  4. Step 4: Simplify right side
    124,546.47x = 12,175,697,788.02
  5. Step 5: Solve for x
    x = 12,175,697,788.02/124,546.47
  6. Step 6: Final answer
    x = 97,760.28

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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.