Home / 94,372.72-130,232.30-54,110.20

Finding the Fourth Proportional to 94,372.72, 130,232.30 and 54,110.20

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Solution

The fourth proportional to 94,372.72, 130,232.30 and 54,110.20 is: 74,670.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,372.72 : 130,232.30 = 54,110.20 : x
  2. Step 2: Convert to fraction form
    94,372.72/130,232.30 = 54,110.20/x
  3. Step 3: Cross multiply
    94,372.72x = 130,232.30 × 54,110.20
  4. Step 4: Simplify right side
    94,372.72x = 7,046,895,799.46
  5. Step 5: Solve for x
    x = 7,046,895,799.46/94,372.72
  6. Step 6: Final answer
    x = 74,670.90

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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.