Home / 372,306.11-558,546.64-106,070.45

Finding the Fourth Proportional to 372,306.11, 558,546.64 and 106,070.45

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Solution

The fourth proportional to 372,306.11, 558,546.64 and 106,070.45 is: 159,130.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,306.11 : 558,546.64 = 106,070.45 : x
  2. Step 2: Convert to fraction form
    372,306.11/558,546.64 = 106,070.45/x
  3. Step 3: Cross multiply
    372,306.11x = 558,546.64 × 106,070.45
  4. Step 4: Simplify right side
    372,306.11x = 59,245,290,392.88
  5. Step 5: Solve for x
    x = 59,245,290,392.88/372,306.11
  6. Step 6: Final answer
    x = 159,130.59

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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.