Home / 115,508.48-173,331.84-66,295.04

Finding the Fourth Proportional to 115,508.48, 173,331.84 and 66,295.04

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Solution

The fourth proportional to 115,508.48, 173,331.84 and 66,295.04 is: 99,482.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,508.48 : 173,331.84 = 66,295.04 : x
  2. Step 2: Convert to fraction form
    115,508.48/173,331.84 = 66,295.04/x
  3. Step 3: Cross multiply
    115,508.48x = 173,331.84 × 66,295.04
  4. Step 4: Simplify right side
    115,508.48x = 11,491,041,266.07
  5. Step 5: Solve for x
    x = 11,491,041,266.07/115,508.48
  6. Step 6: Final answer
    x = 99,482.23

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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.