Home / 156,032.20-234,048.30-146,190.70

Finding the Fourth Proportional to 156,032.20, 234,048.30 and 146,190.70

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Solution

The fourth proportional to 156,032.20, 234,048.30 and 146,190.70 is: 219,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,032.20 : 234,048.30 = 146,190.70 : x
  2. Step 2: Convert to fraction form
    156,032.20/234,048.30 = 146,190.70/x
  3. Step 3: Cross multiply
    156,032.20x = 234,048.30 × 146,190.70
  4. Step 4: Simplify right side
    156,032.20x = 34,215,684,810.81
  5. Step 5: Solve for x
    x = 34,215,684,810.81/156,032.20
  6. Step 6: Final answer
    x = 219,286.05

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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.