Home / 351,298.28-527,031.26-114,641.40

Finding the Fourth Proportional to 351,298.28, 527,031.26 and 114,641.40

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Solution

The fourth proportional to 351,298.28, 527,031.26 and 114,641.40 is: 171,989.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,298.28 : 527,031.26 = 114,641.40 : x
  2. Step 2: Convert to fraction form
    351,298.28/527,031.26 = 114,641.40/x
  3. Step 3: Cross multiply
    351,298.28x = 527,031.26 × 114,641.40
  4. Step 4: Simplify right side
    351,298.28x = 60,419,601,490.16
  5. Step 5: Solve for x
    x = 60,419,601,490.16/351,298.28
  6. Step 6: Final answer
    x = 171,989.46

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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.