Home / 153,614.88-230,377.21-53,756.46

Finding the Fourth Proportional to 153,614.88, 230,377.21 and 53,756.46

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Solution

The fourth proportional to 153,614.88, 230,377.21 and 53,756.46 is: 80,618.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,614.88 : 230,377.21 = 53,756.46 : x
  2. Step 2: Convert to fraction form
    153,614.88/230,377.21 = 53,756.46/x
  3. Step 3: Cross multiply
    153,614.88x = 230,377.21 × 53,756.46
  4. Step 4: Simplify right side
    153,614.88x = 12,384,263,442.27
  5. Step 5: Solve for x
    x = 12,384,263,442.27/153,614.88
  6. Step 6: Final answer
    x = 80,618.91

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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.