Home / 66,869.17-100,316.89-24,749.61

Finding the Fourth Proportional to 66,869.17, 100,316.89 and 24,749.61

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Solution

The fourth proportional to 66,869.17, 100,316.89 and 24,749.61 is: 37,129.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,869.17 : 100,316.89 = 24,749.61 : x
  2. Step 2: Convert to fraction form
    66,869.17/100,316.89 = 24,749.61/x
  3. Step 3: Cross multiply
    66,869.17x = 100,316.89 × 24,749.61
  4. Step 4: Simplify right side
    66,869.17x = 2,482,803,842.04
  5. Step 5: Solve for x
    x = 2,482,803,842.04/66,869.17
  6. Step 6: Final answer
    x = 37,129.28

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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.