Home / 71,551.12-98,706.24-50,342.08

Finding the Fourth Proportional to 71,551.12, 98,706.24 and 50,342.08

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Solution

The fourth proportional to 71,551.12, 98,706.24 and 50,342.08 is: 69,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,551.12 : 98,706.24 = 50,342.08 : x
  2. Step 2: Convert to fraction form
    71,551.12/98,706.24 = 50,342.08/x
  3. Step 3: Cross multiply
    71,551.12x = 98,706.24 × 50,342.08
  4. Step 4: Simplify right side
    71,551.12x = 4,969,077,430.58
  5. Step 5: Solve for x
    x = 4,969,077,430.58/71,551.12
  6. Step 6: Final answer
    x = 69,447.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.