Home / 153,306.86-229,942.76-40,995.83

Finding the Fourth Proportional to 153,306.86, 229,942.76 and 40,995.83

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Solution

The fourth proportional to 153,306.86, 229,942.76 and 40,995.83 is: 61,489.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,306.86 : 229,942.76 = 40,995.83 : x
  2. Step 2: Convert to fraction form
    153,306.86/229,942.76 = 40,995.83/x
  3. Step 3: Cross multiply
    153,306.86x = 229,942.76 × 40,995.83
  4. Step 4: Simplify right side
    153,306.86x = 9,426,692,944.00
  5. Step 5: Solve for x
    x = 9,426,692,944.00/153,306.86
  6. Step 6: Final answer
    x = 61,489.05

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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.