Home / 156,949.50-235,424.25-40,213.50

Finding the Fourth Proportional to 156,949.50, 235,424.25 and 40,213.50

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Solution

The fourth proportional to 156,949.50, 235,424.25 and 40,213.50 is: 60,320.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,949.50 : 235,424.25 = 40,213.50 : x
  2. Step 2: Convert to fraction form
    156,949.50/235,424.25 = 40,213.50/x
  3. Step 3: Cross multiply
    156,949.50x = 235,424.25 × 40,213.50
  4. Step 4: Simplify right side
    156,949.50x = 9,467,233,077.38
  5. Step 5: Solve for x
    x = 9,467,233,077.38/156,949.50
  6. Step 6: Final answer
    x = 60,320.25

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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.