Home / 193,376.84-266,854.88-107,335.56

Finding the Fourth Proportional to 193,376.84, 266,854.88 and 107,335.56

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Solution

The fourth proportional to 193,376.84, 266,854.88 and 107,335.56 is: 148,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,376.84 : 266,854.88 = 107,335.56 : x
  2. Step 2: Convert to fraction form
    193,376.84/266,854.88 = 107,335.56/x
  3. Step 3: Cross multiply
    193,376.84x = 266,854.88 × 107,335.56
  4. Step 4: Simplify right side
    193,376.84x = 28,643,019,252.58
  5. Step 5: Solve for x
    x = 28,643,019,252.58/193,376.84
  6. Step 6: Final answer
    x = 148,120.22

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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.