Home / 189,695.20-284,557.20-56,565.04

Finding the Fourth Proportional to 189,695.20, 284,557.20 and 56,565.04

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Solution

The fourth proportional to 189,695.20, 284,557.20 and 56,565.04 is: 84,851.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,695.20 : 284,557.20 = 56,565.04 : x
  2. Step 2: Convert to fraction form
    189,695.20/284,557.20 = 56,565.04/x
  3. Step 3: Cross multiply
    189,695.20x = 284,557.20 × 56,565.04
  4. Step 4: Simplify right side
    189,695.20x = 16,095,989,400.29
  5. Step 5: Solve for x
    x = 16,095,989,400.29/189,695.20
  6. Step 6: Final answer
    x = 84,851.85

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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.