Home / 149,592.66-224,387.22-42,979.20

Finding the Fourth Proportional to 149,592.66, 224,387.22 and 42,979.20

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Solution

The fourth proportional to 149,592.66, 224,387.22 and 42,979.20 is: 64,468.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,592.66 : 224,387.22 = 42,979.20 : x
  2. Step 2: Convert to fraction form
    149,592.66/224,387.22 = 42,979.20/x
  3. Step 3: Cross multiply
    149,592.66x = 224,387.22 × 42,979.20
  4. Step 4: Simplify right side
    149,592.66x = 9,643,983,205.82
  5. Step 5: Solve for x
    x = 9,643,983,205.82/149,592.66
  6. Step 6: Final answer
    x = 64,468.29

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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.