Home / 185,824.70-278,737.05-156,956.30

Finding the Fourth Proportional to 185,824.70, 278,737.05 and 156,956.30

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Solution

The fourth proportional to 185,824.70, 278,737.05 and 156,956.30 is: 235,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,824.70 : 278,737.05 = 156,956.30 : x
  2. Step 2: Convert to fraction form
    185,824.70/278,737.05 = 156,956.30/x
  3. Step 3: Cross multiply
    185,824.70x = 278,737.05 × 156,956.30
  4. Step 4: Simplify right side
    185,824.70x = 43,749,536,040.92
  5. Step 5: Solve for x
    x = 43,749,536,040.92/185,824.70
  6. Step 6: Final answer
    x = 235,434.45

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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.