Home / 240,210.24-360,192.79-80,228.55

Finding the Fourth Proportional to 240,210.24, 360,192.79 and 80,228.55

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Solution

The fourth proportional to 240,210.24, 360,192.79 and 80,228.55 is: 120,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,210.24 : 360,192.79 = 80,228.55 : x
  2. Step 2: Convert to fraction form
    240,210.24/360,192.79 = 80,228.55/x
  3. Step 3: Cross multiply
    240,210.24x = 360,192.79 × 80,228.55
  4. Step 4: Simplify right side
    240,210.24x = 28,897,746,713.16
  5. Step 5: Solve for x
    x = 28,897,746,713.16/240,210.24
  6. Step 6: Final answer
    x = 120,301.90

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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.