Home / 153,116.00-229,524.32-68,897.36

Finding the Fourth Proportional to 153,116.00, 229,524.32 and 68,897.36

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Solution

The fourth proportional to 153,116.00, 229,524.32 and 68,897.36 is: 103,278.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,116.00 : 229,524.32 = 68,897.36 : x
  2. Step 2: Convert to fraction form
    153,116.00/229,524.32 = 68,897.36/x
  3. Step 3: Cross multiply
    153,116.00x = 229,524.32 × 68,897.36
  4. Step 4: Simplify right side
    153,116.00x = 15,813,619,707.43
  5. Step 5: Solve for x
    x = 15,813,619,707.43/153,116.00
  6. Step 6: Final answer
    x = 103,278.69

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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.