Home / 102,301.25-141,062.85-70,041.15

Finding the Fourth Proportional to 102,301.25, 141,062.85 and 70,041.15

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Solution

The fourth proportional to 102,301.25, 141,062.85 and 70,041.15 is: 96,579.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,301.25 : 141,062.85 = 70,041.15 : x
  2. Step 2: Convert to fraction form
    102,301.25/141,062.85 = 70,041.15/x
  3. Step 3: Cross multiply
    102,301.25x = 141,062.85 × 70,041.15
  4. Step 4: Simplify right side
    102,301.25x = 9,880,204,236.28
  5. Step 5: Solve for x
    x = 9,880,204,236.28/102,301.25
  6. Step 6: Final answer
    x = 96,579.51

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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.