Home / 129,215.96-193,827.58-35,721.71

Finding the Fourth Proportional to 129,215.96, 193,827.58 and 35,721.71

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Solution

The fourth proportional to 129,215.96, 193,827.58 and 35,721.71 is: 53,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,215.96 : 193,827.58 = 35,721.71 : x
  2. Step 2: Convert to fraction form
    129,215.96/193,827.58 = 35,721.71/x
  3. Step 3: Cross multiply
    129,215.96x = 193,827.58 × 35,721.71
  4. Step 4: Simplify right side
    129,215.96x = 6,923,852,602.76
  5. Step 5: Solve for x
    x = 6,923,852,602.76/129,215.96
  6. Step 6: Final answer
    x = 53,583.57

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Similar ratio
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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.