Home / 108,083.13-148,824.53-97,945.62

Finding the Fourth Proportional to 108,083.13, 148,824.53 and 97,945.62

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Solution

The fourth proportional to 108,083.13, 148,824.53 and 97,945.62 is: 134,865.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,083.13 : 148,824.53 = 97,945.62 : x
  2. Step 2: Convert to fraction form
    108,083.13/148,824.53 = 97,945.62/x
  3. Step 3: Cross multiply
    108,083.13x = 148,824.53 × 97,945.62
  4. Step 4: Simplify right side
    108,083.13x = 14,576,710,862.06
  5. Step 5: Solve for x
    x = 14,576,710,862.06/108,083.13
  6. Step 6: Final answer
    x = 134,865.74

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1.5x scale

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.