Home / 175,423.20-242,028.76-107,369.24

Finding the Fourth Proportional to 175,423.20, 242,028.76 and 107,369.24

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Solution

The fourth proportional to 175,423.20, 242,028.76 and 107,369.24 is: 148,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,423.20 : 242,028.76 = 107,369.24 : x
  2. Step 2: Convert to fraction form
    175,423.20/242,028.76 = 107,369.24/x
  3. Step 3: Cross multiply
    175,423.20x = 242,028.76 × 107,369.24
  4. Step 4: Simplify right side
    175,423.20x = 25,986,444,019.34
  5. Step 5: Solve for x
    x = 25,986,444,019.34/175,423.20
  6. Step 6: Final answer
    x = 148,135.73

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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.