Home / 176,172.44-243,161.16-108,205.70

Finding the Fourth Proportional to 176,172.44, 243,161.16 and 108,205.70

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Solution

The fourth proportional to 176,172.44, 243,161.16 and 108,205.70 is: 149,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,172.44 : 243,161.16 = 108,205.70 : x
  2. Step 2: Convert to fraction form
    176,172.44/243,161.16 = 108,205.70/x
  3. Step 3: Cross multiply
    176,172.44x = 243,161.16 × 108,205.70
  4. Step 4: Simplify right side
    176,172.44x = 26,311,423,530.61
  5. Step 5: Solve for x
    x = 26,311,423,530.61/176,172.44
  6. Step 6: Final answer
    x = 149,350.40

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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.