Home / 153,576.27-230,395.73-87,046.11

Finding the Fourth Proportional to 153,576.27, 230,395.73 and 87,046.11

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Solution

The fourth proportional to 153,576.27, 230,395.73 and 87,046.11 is: 130,586.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,576.27 : 230,395.73 = 87,046.11 : x
  2. Step 2: Convert to fraction form
    153,576.27/230,395.73 = 87,046.11/x
  3. Step 3: Cross multiply
    153,576.27x = 230,395.73 × 87,046.11
  4. Step 4: Simplify right side
    153,576.27x = 20,055,051,621.88
  5. Step 5: Solve for x
    x = 20,055,051,621.88/153,576.27
  6. Step 6: Final answer
    x = 130,586.92

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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.