Home / 317,186.50-437,677.14-173,908.84

Finding the Fourth Proportional to 317,186.50, 437,677.14 and 173,908.84

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Solution

The fourth proportional to 317,186.50, 437,677.14 and 173,908.84 is: 239,972.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,186.50 : 437,677.14 = 173,908.84 : x
  2. Step 2: Convert to fraction form
    317,186.50/437,677.14 = 173,908.84/x
  3. Step 3: Cross multiply
    317,186.50x = 437,677.14 × 173,908.84
  4. Step 4: Simplify right side
    317,186.50x = 76,115,923,711.92
  5. Step 5: Solve for x
    x = 76,115,923,711.92/317,186.50
  6. Step 6: Final answer
    x = 239,972.14

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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.