Home / 132,996.87-183,535.61-85,250.18

Finding the Fourth Proportional to 132,996.87, 183,535.61 and 85,250.18

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Solution

The fourth proportional to 132,996.87, 183,535.61 and 85,250.18 is: 117,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,996.87 : 183,535.61 = 85,250.18 : x
  2. Step 2: Convert to fraction form
    132,996.87/183,535.61 = 85,250.18/x
  3. Step 3: Cross multiply
    132,996.87x = 183,535.61 × 85,250.18
  4. Step 4: Simplify right side
    132,996.87x = 15,646,443,821.50
  5. Step 5: Solve for x
    x = 15,646,443,821.50/132,996.87
  6. Step 6: Final answer
    x = 117,645.20

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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.