Home / 159,479.16-239,240.61-47,168.21

Finding the Fourth Proportional to 159,479.16, 239,240.61 and 47,168.21

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Solution

The fourth proportional to 159,479.16, 239,240.61 and 47,168.21 is: 70,758.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,479.16 : 239,240.61 = 47,168.21 : x
  2. Step 2: Convert to fraction form
    159,479.16/239,240.61 = 47,168.21/x
  3. Step 3: Cross multiply
    159,479.16x = 239,240.61 × 47,168.21
  4. Step 4: Simplify right side
    159,479.16x = 11,284,551,333.01
  5. Step 5: Solve for x
    x = 11,284,551,333.01/159,479.16
  6. Step 6: Final answer
    x = 70,758.78

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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.