Home / 373,650.87-560,565.24-120,931.36

Finding the Fourth Proportional to 373,650.87, 560,565.24 and 120,931.36

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Solution

The fourth proportional to 373,650.87, 560,565.24 and 120,931.36 is: 181,425.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,650.87 : 560,565.24 = 120,931.36 : x
  2. Step 2: Convert to fraction form
    373,650.87/560,565.24 = 120,931.36/x
  3. Step 3: Cross multiply
    373,650.87x = 560,565.24 × 120,931.36
  4. Step 4: Simplify right side
    373,650.87x = 67,789,917,089.14
  5. Step 5: Solve for x
    x = 67,789,917,089.14/373,650.87
  6. Step 6: Final answer
    x = 181,425.82

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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.