Home / 175,596.18-242,257.50-115,200.42

Finding the Fourth Proportional to 175,596.18, 242,257.50 and 115,200.42

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Solution

The fourth proportional to 175,596.18, 242,257.50 and 115,200.42 is: 158,933.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,596.18 : 242,257.50 = 115,200.42 : x
  2. Step 2: Convert to fraction form
    175,596.18/242,257.50 = 115,200.42/x
  3. Step 3: Cross multiply
    175,596.18x = 242,257.50 × 115,200.42
  4. Step 4: Simplify right side
    175,596.18x = 27,908,165,748.15
  5. Step 5: Solve for x
    x = 27,908,165,748.15/175,596.18
  6. Step 6: Final answer
    x = 158,933.79

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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.