Home / 276,168.32-414,323.76-126,337.04

Finding the Fourth Proportional to 276,168.32, 414,323.76 and 126,337.04

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Solution

The fourth proportional to 276,168.32, 414,323.76 and 126,337.04 is: 189,538.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,168.32 : 414,323.76 = 126,337.04 : x
  2. Step 2: Convert to fraction form
    276,168.32/414,323.76 = 126,337.04/x
  3. Step 3: Cross multiply
    276,168.32x = 414,323.76 × 126,337.04
  4. Step 4: Simplify right side
    276,168.32x = 52,344,437,440.07
  5. Step 5: Solve for x
    x = 52,344,437,440.07/276,168.32
  6. Step 6: Final answer
    x = 189,538.17

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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.