Home / 193,178.28-266,592.95-112,592.82

Finding the Fourth Proportional to 193,178.28, 266,592.95 and 112,592.82

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Solution

The fourth proportional to 193,178.28, 266,592.95 and 112,592.82 is: 155,382.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,178.28 : 266,592.95 = 112,592.82 : x
  2. Step 2: Convert to fraction form
    193,178.28/266,592.95 = 112,592.82/x
  3. Step 3: Cross multiply
    193,178.28x = 266,592.95 × 112,592.82
  4. Step 4: Simplify right side
    193,178.28x = 30,016,452,032.62
  5. Step 5: Solve for x
    x = 30,016,452,032.62/193,178.28
  6. Step 6: Final answer
    x = 155,382.13

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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.