Home / 213,082.57-319,236.22-124,066.20

Finding the Fourth Proportional to 213,082.57, 319,236.22 and 124,066.20

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Solution

The fourth proportional to 213,082.57, 319,236.22 and 124,066.20 is: 185,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,082.57 : 319,236.22 = 124,066.20 : x
  2. Step 2: Convert to fraction form
    213,082.57/319,236.22 = 124,066.20/x
  3. Step 3: Cross multiply
    213,082.57x = 319,236.22 × 124,066.20
  4. Step 4: Simplify right side
    213,082.57x = 39,606,424,717.76
  5. Step 5: Solve for x
    x = 39,606,424,717.76/213,082.57
  6. Step 6: Final answer
    x = 185,873.60

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1.5x scale

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.