Home / 153,273.18-229,715.10-68,943.27

Finding the Fourth Proportional to 153,273.18, 229,715.10 and 68,943.27

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Solution

The fourth proportional to 153,273.18, 229,715.10 and 68,943.27 is: 103,327.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,273.18 : 229,715.10 = 68,943.27 : x
  2. Step 2: Convert to fraction form
    153,273.18/229,715.10 = 68,943.27/x
  3. Step 3: Cross multiply
    153,273.18x = 229,715.10 × 68,943.27
  4. Step 4: Simplify right side
    153,273.18x = 15,837,310,162.38
  5. Step 5: Solve for x
    x = 15,837,310,162.38/153,273.18
  6. Step 6: Final answer
    x = 103,327.34

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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.