Home / 226,428.52-312,472.78-141,595.24

Finding the Fourth Proportional to 226,428.52, 312,472.78 and 141,595.24

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Solution

The fourth proportional to 226,428.52, 312,472.78 and 141,595.24 is: 195,402.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,428.52 : 312,472.78 = 141,595.24 : x
  2. Step 2: Convert to fraction form
    226,428.52/312,472.78 = 141,595.24/x
  3. Step 3: Cross multiply
    226,428.52x = 312,472.78 × 141,595.24
  4. Step 4: Simplify right side
    226,428.52x = 44,244,658,277.57
  5. Step 5: Solve for x
    x = 44,244,658,277.57/226,428.52
  6. Step 6: Final answer
    x = 195,402.32

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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.