Home / 250,545.93-345,767.51-148,631.73

Finding the Fourth Proportional to 250,545.93, 345,767.51 and 148,631.73

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Solution

The fourth proportional to 250,545.93, 345,767.51 and 148,631.73 is: 205,120.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,545.93 : 345,767.51 = 148,631.73 : x
  2. Step 2: Convert to fraction form
    250,545.93/345,767.51 = 148,631.73/x
  3. Step 3: Cross multiply
    250,545.93x = 345,767.51 × 148,631.73
  4. Step 4: Simplify right side
    250,545.93x = 51,392,023,189.09
  5. Step 5: Solve for x
    x = 51,392,023,189.09/250,545.93
  6. Step 6: Final answer
    x = 205,120.17

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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.