Home / 153,380.77-230,176.26-53,540.98

Finding the Fourth Proportional to 153,380.77, 230,176.26 and 53,540.98

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Solution

The fourth proportional to 153,380.77, 230,176.26 and 53,540.98 is: 80,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,380.77 : 230,176.26 = 53,540.98 : x
  2. Step 2: Convert to fraction form
    153,380.77/230,176.26 = 53,540.98/x
  3. Step 3: Cross multiply
    153,380.77x = 230,176.26 × 53,540.98
  4. Step 4: Simplify right side
    153,380.77x = 12,323,861,957.69
  5. Step 5: Solve for x
    x = 12,323,861,957.69/153,380.77
  6. Step 6: Final answer
    x = 80,348.16

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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.