Home / 153,148.98-229,723.29-47,976.14

Finding the Fourth Proportional to 153,148.98, 229,723.29 and 47,976.14

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Solution

The fourth proportional to 153,148.98, 229,723.29 and 47,976.14 is: 71,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,148.98 : 229,723.29 = 47,976.14 : x
  2. Step 2: Convert to fraction form
    153,148.98/229,723.29 = 47,976.14/x
  3. Step 3: Cross multiply
    153,148.98x = 229,723.29 × 47,976.14
  4. Step 4: Simplify right side
    153,148.98x = 11,021,236,722.30
  5. Step 5: Solve for x
    x = 11,021,236,722.30/153,148.98
  6. Step 6: Final answer
    x = 71,964.15

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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.