Home / 121,498.20-182,344.77-54,944.15

Finding the Fourth Proportional to 121,498.20, 182,344.77 and 54,944.15

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Solution

The fourth proportional to 121,498.20, 182,344.77 and 54,944.15 is: 82,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,498.20 : 182,344.77 = 54,944.15 : x
  2. Step 2: Convert to fraction form
    121,498.20/182,344.77 = 54,944.15/x
  3. Step 3: Cross multiply
    121,498.20x = 182,344.77 × 54,944.15
  4. Step 4: Simplify right side
    121,498.20x = 10,018,777,482.87
  5. Step 5: Solve for x
    x = 10,018,777,482.87/121,498.20
  6. Step 6: Final answer
    x = 82,460.30

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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.