Home / 159,178.24-238,770.12-53,999.92

Finding the Fourth Proportional to 159,178.24, 238,770.12 and 53,999.92

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Solution

The fourth proportional to 159,178.24, 238,770.12 and 53,999.92 is: 81,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,178.24 : 238,770.12 = 53,999.92 : x
  2. Step 2: Convert to fraction form
    159,178.24/238,770.12 = 53,999.92/x
  3. Step 3: Cross multiply
    159,178.24x = 238,770.12 × 53,999.92
  4. Step 4: Simplify right side
    159,178.24x = 12,893,567,378.39
  5. Step 5: Solve for x
    x = 12,893,567,378.39/159,178.24
  6. Step 6: Final answer
    x = 81,000.82

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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.