Home / 129,656.32-194,367.76-46,530.88

Finding the Fourth Proportional to 129,656.32, 194,367.76 and 46,530.88

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Solution

The fourth proportional to 129,656.32, 194,367.76 and 46,530.88 is: 69,754.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,656.32 : 194,367.76 = 46,530.88 : x
  2. Step 2: Convert to fraction form
    129,656.32/194,367.76 = 46,530.88/x
  3. Step 3: Cross multiply
    129,656.32x = 194,367.76 × 46,530.88
  4. Step 4: Simplify right side
    129,656.32x = 9,044,102,916.43
  5. Step 5: Solve for x
    x = 9,044,102,916.43/129,656.32
  6. Step 6: Final answer
    x = 69,754.43

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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.