Home / 121,650.11-182,475.08-88,580.54

Finding the Fourth Proportional to 121,650.11, 182,475.08 and 88,580.54

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Solution

The fourth proportional to 121,650.11, 182,475.08 and 88,580.54 is: 132,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,650.11 : 182,475.08 = 88,580.54 : x
  2. Step 2: Convert to fraction form
    121,650.11/182,475.08 = 88,580.54/x
  3. Step 3: Cross multiply
    121,650.11x = 182,475.08 × 88,580.54
  4. Step 4: Simplify right side
    121,650.11x = 16,163,739,767.67
  5. Step 5: Solve for x
    x = 16,163,739,767.67/121,650.11
  6. Step 6: Final answer
    x = 132,870.74

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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.