Home / 108,228.68-149,353.00-60,491.25

Finding the Fourth Proportional to 108,228.68, 149,353.00 and 60,491.25

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Solution

The fourth proportional to 108,228.68, 149,353.00 and 60,491.25 is: 83,476.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,228.68 : 149,353.00 = 60,491.25 : x
  2. Step 2: Convert to fraction form
    108,228.68/149,353.00 = 60,491.25/x
  3. Step 3: Cross multiply
    108,228.68x = 149,353.00 × 60,491.25
  4. Step 4: Simplify right side
    108,228.68x = 9,034,549,510.02
  5. Step 5: Solve for x
    x = 9,034,549,510.02/108,228.68
  6. Step 6: Final answer
    x = 83,476.48

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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.