Home / 121,352.03-181,885.07-54,714.14

Finding the Fourth Proportional to 121,352.03, 181,885.07 and 54,714.14

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Solution

The fourth proportional to 121,352.03, 181,885.07 and 54,714.14 is: 82,006.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,352.03 : 181,885.07 = 54,714.14 : x
  2. Step 2: Convert to fraction form
    121,352.03/181,885.07 = 54,714.14/x
  3. Step 3: Cross multiply
    121,352.03x = 181,885.07 × 54,714.14
  4. Step 4: Simplify right side
    121,352.03x = 9,951,684,000.89
  5. Step 5: Solve for x
    x = 9,951,684,000.89/121,352.03
  6. Step 6: Final answer
    x = 82,006.74

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1.5x scale

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.