Home / 240,184.11-360,282.51-105,178.72

Finding the Fourth Proportional to 240,184.11, 360,282.51 and 105,178.72

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Solution

The fourth proportional to 240,184.11, 360,282.51 and 105,178.72 is: 157,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,184.11 : 360,282.51 = 105,178.72 : x
  2. Step 2: Convert to fraction form
    240,184.11/360,282.51 = 105,178.72/x
  3. Step 3: Cross multiply
    240,184.11x = 360,282.51 × 105,178.72
  4. Step 4: Simplify right side
    240,184.11x = 37,894,055,367.91
  5. Step 5: Solve for x
    x = 37,894,055,367.91/240,184.11
  6. Step 6: Final answer
    x = 157,770.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.