Home / 226,513.85-312,592.73-124,543.76

Finding the Fourth Proportional to 226,513.85, 312,592.73 and 124,543.76

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Solution

The fourth proportional to 226,513.85, 312,592.73 and 124,543.76 is: 171,872.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,513.85 : 312,592.73 = 124,543.76 : x
  2. Step 2: Convert to fraction form
    226,513.85/312,592.73 = 124,543.76/x
  3. Step 3: Cross multiply
    226,513.85x = 312,592.73 × 124,543.76
  4. Step 4: Simplify right side
    226,513.85x = 38,931,471,757.18
  5. Step 5: Solve for x
    x = 38,931,471,757.18/226,513.85
  6. Step 6: Final answer
    x = 171,872.37

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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.