Home / 129,646.24-194,391.52-50,666.32

Finding the Fourth Proportional to 129,646.24, 194,391.52 and 50,666.32

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Solution

The fourth proportional to 129,646.24, 194,391.52 and 50,666.32 is: 75,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,646.24 : 194,391.52 = 50,666.32 : x
  2. Step 2: Convert to fraction form
    129,646.24/194,391.52 = 50,666.32/x
  3. Step 3: Cross multiply
    129,646.24x = 194,391.52 × 50,666.32
  4. Step 4: Simplify right side
    129,646.24x = 9,849,102,957.61
  5. Step 5: Solve for x
    x = 9,849,102,957.61/129,646.24
  6. Step 6: Final answer
    x = 75,969.06

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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.