Home / 94,175.32-129,961.56-51,154.60

Finding the Fourth Proportional to 94,175.32, 129,961.56 and 51,154.60

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Solution

The fourth proportional to 94,175.32, 129,961.56 and 51,154.60 is: 70,593.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,175.32 : 129,961.56 = 51,154.60 : x
  2. Step 2: Convert to fraction form
    94,175.32/129,961.56 = 51,154.60/x
  3. Step 3: Cross multiply
    94,175.32x = 129,961.56 × 51,154.60
  4. Step 4: Simplify right side
    94,175.32x = 6,648,131,617.18
  5. Step 5: Solve for x
    x = 6,648,131,617.18/94,175.32
  6. Step 6: Final answer
    x = 70,593.14

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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.