Home / 129,304.27-193,963.69-39,349.91

Finding the Fourth Proportional to 129,304.27, 193,963.69 and 39,349.91

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Solution

The fourth proportional to 129,304.27, 193,963.69 and 39,349.91 is: 59,027.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,304.27 : 193,963.69 = 39,349.91 : x
  2. Step 2: Convert to fraction form
    129,304.27/193,963.69 = 39,349.91/x
  3. Step 3: Cross multiply
    129,304.27x = 193,963.69 × 39,349.91
  4. Step 4: Simplify right side
    129,304.27x = 7,632,453,744.77
  5. Step 5: Solve for x
    x = 7,632,453,744.77/129,304.27
  6. Step 6: Final answer
    x = 59,027.08

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1.5x scale

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.