Home / 71,371.16-98,502.54-43,080.92

Finding the Fourth Proportional to 71,371.16, 98,502.54 and 43,080.92

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Solution

The fourth proportional to 71,371.16, 98,502.54 and 43,080.92 is: 59,457.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,371.16 : 98,502.54 = 43,080.92 : x
  2. Step 2: Convert to fraction form
    71,371.16/98,502.54 = 43,080.92/x
  3. Step 3: Cross multiply
    71,371.16x = 98,502.54 × 43,080.92
  4. Step 4: Simplify right side
    71,371.16x = 4,243,580,045.54
  5. Step 5: Solve for x
    x = 4,243,580,045.54/71,371.16
  6. Step 6: Final answer
    x = 59,457.91

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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.