Home / 126,586.67-174,682.40-69,215.29

Finding the Fourth Proportional to 126,586.67, 174,682.40 and 69,215.29

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Solution

The fourth proportional to 126,586.67, 174,682.40 and 69,215.29 is: 95,513.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,586.67 : 174,682.40 = 69,215.29 : x
  2. Step 2: Convert to fraction form
    126,586.67/174,682.40 = 69,215.29/x
  3. Step 3: Cross multiply
    126,586.67x = 174,682.40 × 69,215.29
  4. Step 4: Simplify right side
    126,586.67x = 12,090,692,973.90
  5. Step 5: Solve for x
    x = 12,090,692,973.90/126,586.67
  6. Step 6: Final answer
    x = 95,513.16

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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.