Home / 114,715.38-158,301.84-63,731.40

Finding the Fourth Proportional to 114,715.38, 158,301.84 and 63,731.40

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Solution

The fourth proportional to 114,715.38, 158,301.84 and 63,731.40 is: 87,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,715.38 : 158,301.84 = 63,731.40 : x
  2. Step 2: Convert to fraction form
    114,715.38/158,301.84 = 63,731.40/x
  3. Step 3: Cross multiply
    114,715.38x = 158,301.84 × 63,731.40
  4. Step 4: Simplify right side
    114,715.38x = 10,088,797,885.78
  5. Step 5: Solve for x
    x = 10,088,797,885.78/114,715.38
  6. Step 6: Final answer
    x = 87,946.34

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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.