Home / 129,324.78-194,009.04-59,209.56

Finding the Fourth Proportional to 129,324.78, 194,009.04 and 59,209.56

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Solution

The fourth proportional to 129,324.78, 194,009.04 and 59,209.56 is: 88,824.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,324.78 : 194,009.04 = 59,209.56 : x
  2. Step 2: Convert to fraction form
    129,324.78/194,009.04 = 59,209.56/x
  3. Step 3: Cross multiply
    129,324.78x = 194,009.04 × 59,209.56
  4. Step 4: Simplify right side
    129,324.78x = 11,487,189,894.42
  5. Step 5: Solve for x
    x = 11,487,189,894.42/129,324.78
  6. Step 6: Final answer
    x = 88,824.35

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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.