Home / 193,859.84-267,519.76-107,818.40

Finding the Fourth Proportional to 193,859.84, 267,519.76 and 107,818.40

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Solution

The fourth proportional to 193,859.84, 267,519.76 and 107,818.40 is: 148,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,859.84 : 267,519.76 = 107,818.40 : x
  2. Step 2: Convert to fraction form
    193,859.84/267,519.76 = 107,818.40/x
  3. Step 3: Cross multiply
    193,859.84x = 267,519.76 × 107,818.40
  4. Step 4: Simplify right side
    193,859.84x = 28,843,552,491.58
  5. Step 5: Solve for x
    x = 28,843,552,491.58/193,859.84
  6. Step 6: Final answer
    x = 148,785.60

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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.