Home / 83,191.23-114,806.21-50,925.20

Finding the Fourth Proportional to 83,191.23, 114,806.21 and 50,925.20

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Solution

The fourth proportional to 83,191.23, 114,806.21 and 50,925.20 is: 70,278.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,191.23 : 114,806.21 = 50,925.20 : x
  2. Step 2: Convert to fraction form
    83,191.23/114,806.21 = 50,925.20/x
  3. Step 3: Cross multiply
    83,191.23x = 114,806.21 × 50,925.20
  4. Step 4: Simplify right side
    83,191.23x = 5,846,528,376.83
  5. Step 5: Solve for x
    x = 5,846,528,376.83/83,191.23
  6. Step 6: Final answer
    x = 70,278.18

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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.