Home / 189,737.40-284,606.10-181,864.20

Finding the Fourth Proportional to 189,737.40, 284,606.10 and 181,864.20

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Solution

The fourth proportional to 189,737.40, 284,606.10 and 181,864.20 is: 272,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,737.40 : 284,606.10 = 181,864.20 : x
  2. Step 2: Convert to fraction form
    189,737.40/284,606.10 = 181,864.20/x
  3. Step 3: Cross multiply
    189,737.40x = 284,606.10 × 181,864.20
  4. Step 4: Simplify right side
    189,737.40x = 51,759,660,691.62
  5. Step 5: Solve for x
    x = 51,759,660,691.62/189,737.40
  6. Step 6: Final answer
    x = 272,796.30

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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.