Home / 193,221.92-266,595.81-111,530.18

Finding the Fourth Proportional to 193,221.92, 266,595.81 and 111,530.18

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Solution

The fourth proportional to 193,221.92, 266,595.81 and 111,530.18 is: 153,882.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,221.92 : 266,595.81 = 111,530.18 : x
  2. Step 2: Convert to fraction form
    193,221.92/266,595.81 = 111,530.18/x
  3. Step 3: Cross multiply
    193,221.92x = 266,595.81 × 111,530.18
  4. Step 4: Simplify right side
    193,221.92x = 29,733,478,924.80
  5. Step 5: Solve for x
    x = 29,733,478,924.80/193,221.92
  6. Step 6: Final answer
    x = 153,882.53

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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.