Home / 124,546.59-171,878.09-70,839.34

Finding the Fourth Proportional to 124,546.59, 171,878.09 and 70,839.34

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Solution

The fourth proportional to 124,546.59, 171,878.09 and 70,839.34 is: 97,760.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,546.59 : 171,878.09 = 70,839.34 : x
  2. Step 2: Convert to fraction form
    124,546.59/171,878.09 = 70,839.34/x
  3. Step 3: Cross multiply
    124,546.59x = 171,878.09 × 70,839.34
  4. Step 4: Simplify right side
    124,546.59x = 12,175,729,672.17
  5. Step 5: Solve for x
    x = 12,175,729,672.17/124,546.59
  6. Step 6: Final answer
    x = 97,760.44

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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.