Home / 153,320.82-229,990.96-48,143.94

Finding the Fourth Proportional to 153,320.82, 229,990.96 and 48,143.94

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Solution

The fourth proportional to 153,320.82, 229,990.96 and 48,143.94 is: 72,218.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,320.82 : 229,990.96 = 48,143.94 : x
  2. Step 2: Convert to fraction form
    153,320.82/229,990.96 = 48,143.94/x
  3. Step 3: Cross multiply
    153,320.82x = 229,990.96 × 48,143.94
  4. Step 4: Simplify right side
    153,320.82x = 11,072,670,176.50
  5. Step 5: Solve for x
    x = 11,072,670,176.50/153,320.82
  6. Step 6: Final answer
    x = 72,218.96

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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.