Home / 63,123.30-94,684.14-18,145.72

Finding the Fourth Proportional to 63,123.30, 94,684.14 and 18,145.72

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Solution

The fourth proportional to 63,123.30, 94,684.14 and 18,145.72 is: 27,218.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,123.30 : 94,684.14 = 18,145.72 : x
  2. Step 2: Convert to fraction form
    63,123.30/94,684.14 = 18,145.72/x
  3. Step 3: Cross multiply
    63,123.30x = 94,684.14 × 18,145.72
  4. Step 4: Simplify right side
    63,123.30x = 1,718,112,011.24
  5. Step 5: Solve for x
    x = 1,718,112,011.24/63,123.30
  6. Step 6: Final answer
    x = 27,218.35

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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.