Home / 156,038.20-234,057.30-146,196.70

Finding the Fourth Proportional to 156,038.20, 234,057.30 and 146,196.70

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Solution

The fourth proportional to 156,038.20, 234,057.30 and 146,196.70 is: 219,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,038.20 : 234,057.30 = 146,196.70 : x
  2. Step 2: Convert to fraction form
    156,038.20/234,057.30 = 146,196.70/x
  3. Step 3: Cross multiply
    156,038.20x = 234,057.30 × 146,196.70
  4. Step 4: Simplify right side
    156,038.20x = 34,218,404,870.91
  5. Step 5: Solve for x
    x = 34,218,404,870.91/156,038.20
  6. Step 6: Final answer
    x = 219,295.05

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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.