Home / 181,545.40-250,515.10-105,049.23

Finding the Fourth Proportional to 181,545.40, 250,515.10 and 105,049.23

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Solution

The fourth proportional to 181,545.40, 250,515.10 and 105,049.23 is: 144,957.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,545.40 : 250,515.10 = 105,049.23 : x
  2. Step 2: Convert to fraction form
    181,545.40/250,515.10 = 105,049.23/x
  3. Step 3: Cross multiply
    181,545.40x = 250,515.10 × 105,049.23
  4. Step 4: Simplify right side
    181,545.40x = 26,316,417,833.13
  5. Step 5: Solve for x
    x = 26,316,417,833.13/181,545.40
  6. Step 6: Final answer
    x = 144,957.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.