Home / 574,212.38-861,252.96-153,521.06

Finding the Fourth Proportional to 574,212.38, 861,252.96 and 153,521.06

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Solution

The fourth proportional to 574,212.38, 861,252.96 and 153,521.06 is: 230,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,212.38 : 861,252.96 = 153,521.06 : x
  2. Step 2: Convert to fraction form
    574,212.38/861,252.96 = 153,521.06/x
  3. Step 3: Cross multiply
    574,212.38x = 861,252.96 × 153,521.06
  4. Step 4: Simplify right side
    574,212.38x = 132,220,467,597.77
  5. Step 5: Solve for x
    x = 132,220,467,597.77/574,212.38
  6. Step 6: Final answer
    x = 230,264.05

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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.