Home / 102,619.67-153,952.59-36,064.40

Finding the Fourth Proportional to 102,619.67, 153,952.59 and 36,064.40

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Solution

The fourth proportional to 102,619.67, 153,952.59 and 36,064.40 is: 54,104.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,619.67 : 153,952.59 = 36,064.40 : x
  2. Step 2: Convert to fraction form
    102,619.67/153,952.59 = 36,064.40/x
  3. Step 3: Cross multiply
    102,619.67x = 153,952.59 × 36,064.40
  4. Step 4: Simplify right side
    102,619.67x = 5,552,207,786.80
  5. Step 5: Solve for x
    x = 5,552,207,786.80/102,619.67
  6. Step 6: Final answer
    x = 54,104.71

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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.