Home / 121,068.04-181,753.26-81,799.24

Finding the Fourth Proportional to 121,068.04, 181,753.26 and 81,799.24

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Solution

The fourth proportional to 121,068.04, 181,753.26 and 81,799.24 is: 122,801.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,068.04 : 181,753.26 = 81,799.24 : x
  2. Step 2: Convert to fraction form
    121,068.04/181,753.26 = 81,799.24/x
  3. Step 3: Cross multiply
    121,068.04x = 181,753.26 × 81,799.24
  4. Step 4: Simplify right side
    121,068.04x = 14,867,278,535.52
  5. Step 5: Solve for x
    x = 14,867,278,535.52/121,068.04
  6. Step 6: Final answer
    x = 122,801.02

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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.