Home / 177,315.62-244,785.85-136,938.74

Finding the Fourth Proportional to 177,315.62, 244,785.85 and 136,938.74

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Solution

The fourth proportional to 177,315.62, 244,785.85 and 136,938.74 is: 189,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,315.62 : 244,785.85 = 136,938.74 : x
  2. Step 2: Convert to fraction form
    177,315.62/244,785.85 = 136,938.74/x
  3. Step 3: Cross multiply
    177,315.62x = 244,785.85 × 136,938.74
  4. Step 4: Simplify right side
    177,315.62x = 33,520,664,302.55
  5. Step 5: Solve for x
    x = 33,520,664,302.55/177,315.62
  6. Step 6: Final answer
    x = 189,045.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.