Home / 66,516.71-99,688.43-27,027.66

Finding the Fourth Proportional to 66,516.71, 99,688.43 and 27,027.66

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Solution

The fourth proportional to 66,516.71, 99,688.43 and 27,027.66 is: 40,506.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,516.71 : 99,688.43 = 27,027.66 : x
  2. Step 2: Convert to fraction form
    66,516.71/99,688.43 = 27,027.66/x
  3. Step 3: Cross multiply
    66,516.71x = 99,688.43 × 27,027.66
  4. Step 4: Simplify right side
    66,516.71x = 2,694,344,483.00
  5. Step 5: Solve for x
    x = 2,694,344,483.00/66,516.71
  6. Step 6: Final answer
    x = 40,506.28

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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.