Home / 193,227.28-266,530.92-139,591.12

Finding the Fourth Proportional to 193,227.28, 266,530.92 and 139,591.12

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Solution

The fourth proportional to 193,227.28, 266,530.92 and 139,591.12 is: 192,547.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,227.28 : 266,530.92 = 139,591.12 : x
  2. Step 2: Convert to fraction form
    193,227.28/266,530.92 = 139,591.12/x
  3. Step 3: Cross multiply
    193,227.28x = 266,530.92 × 139,591.12
  4. Step 4: Simplify right side
    193,227.28x = 37,205,349,637.43
  5. Step 5: Solve for x
    x = 37,205,349,637.43/193,227.28
  6. Step 6: Final answer
    x = 192,547.09

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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.