Home / 153,160.81-229,752.15-40,840.44

Finding the Fourth Proportional to 153,160.81, 229,752.15 and 40,840.44

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Solution

The fourth proportional to 153,160.81, 229,752.15 and 40,840.44 is: 61,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,160.81 : 229,752.15 = 40,840.44 : x
  2. Step 2: Convert to fraction form
    153,160.81/229,752.15 = 40,840.44/x
  3. Step 3: Cross multiply
    153,160.81x = 229,752.15 × 40,840.44
  4. Step 4: Simplify right side
    153,160.81x = 9,383,177,882.22
  5. Step 5: Solve for x
    x = 9,383,177,882.22/153,160.81
  6. Step 6: Final answer
    x = 61,263.57

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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.