Home / 572,178.13-858,281.79-172,831.93

Finding the Fourth Proportional to 572,178.13, 858,281.79 and 172,831.93

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Solution

The fourth proportional to 572,178.13, 858,281.79 and 172,831.93 is: 259,252.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,178.13 : 858,281.79 = 172,831.93 : x
  2. Step 2: Convert to fraction form
    572,178.13/858,281.79 = 172,831.93/x
  3. Step 3: Cross multiply
    572,178.13x = 858,281.79 × 172,831.93
  4. Step 4: Simplify right side
    572,178.13x = 148,338,498,249.56
  5. Step 5: Solve for x
    x = 148,338,498,249.56/572,178.13
  6. Step 6: Final answer
    x = 259,252.30

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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.