Home / 189,685.08-284,542.20-56,554.92

Finding the Fourth Proportional to 189,685.08, 284,542.20 and 56,554.92

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Solution

The fourth proportional to 189,685.08, 284,542.20 and 56,554.92 is: 84,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,685.08 : 284,542.20 = 56,554.92 : x
  2. Step 2: Convert to fraction form
    189,685.08/284,542.20 = 56,554.92/x
  3. Step 3: Cross multiply
    189,685.08x = 284,542.20 × 56,554.92
  4. Step 4: Simplify right side
    189,685.08x = 16,092,261,357.62
  5. Step 5: Solve for x
    x = 16,092,261,357.62/189,685.08
  6. Step 6: Final answer
    x = 84,836.73

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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.