Home / 108,025.60-161,710.35-96,215.80

Finding the Fourth Proportional to 108,025.60, 161,710.35 and 96,215.80

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Solution

The fourth proportional to 108,025.60, 161,710.35 and 96,215.80 is: 144,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,025.60 : 161,710.35 = 96,215.80 : x
  2. Step 2: Convert to fraction form
    108,025.60/161,710.35 = 96,215.80/x
  3. Step 3: Cross multiply
    108,025.60x = 161,710.35 × 96,215.80
  4. Step 4: Simplify right side
    108,025.60x = 15,559,090,693.53
  5. Step 5: Solve for x
    x = 15,559,090,693.53/108,025.60
  6. Step 6: Final answer
    x = 144,031.51

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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.