Home / 120,689.55-181,050.23-44,777.76

Finding the Fourth Proportional to 120,689.55, 181,050.23 and 44,777.76

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Solution

The fourth proportional to 120,689.55, 181,050.23 and 44,777.76 is: 67,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,689.55 : 181,050.23 = 44,777.76 : x
  2. Step 2: Convert to fraction form
    120,689.55/181,050.23 = 44,777.76/x
  3. Step 3: Cross multiply
    120,689.55x = 181,050.23 × 44,777.76
  4. Step 4: Simplify right side
    120,689.55x = 8,107,023,523.00
  5. Step 5: Solve for x
    x = 8,107,023,523.00/120,689.55
  6. Step 6: Final answer
    x = 67,172.54

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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.