Home / 96,438.30-144,680.54-40,247.16

Finding the Fourth Proportional to 96,438.30, 144,680.54 and 40,247.16

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Solution

The fourth proportional to 96,438.30, 144,680.54 and 40,247.16 is: 60,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,438.30 : 144,680.54 = 40,247.16 : x
  2. Step 2: Convert to fraction form
    96,438.30/144,680.54 = 40,247.16/x
  3. Step 3: Cross multiply
    96,438.30x = 144,680.54 × 40,247.16
  4. Step 4: Simplify right side
    96,438.30x = 5,822,980,842.27
  5. Step 5: Solve for x
    x = 5,822,980,842.27/96,438.30
  6. Step 6: Final answer
    x = 60,380.38

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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.