Home / 140,299.91-193,613.86-75,769.14

Finding the Fourth Proportional to 140,299.91, 193,613.86 and 75,769.14

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Solution

The fourth proportional to 140,299.91, 193,613.86 and 75,769.14 is: 104,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,299.91 : 193,613.86 = 75,769.14 : x
  2. Step 2: Convert to fraction form
    140,299.91/193,613.86 = 75,769.14/x
  3. Step 3: Cross multiply
    140,299.91x = 193,613.86 × 75,769.14
  4. Step 4: Simplify right side
    140,299.91x = 14,669,955,032.94
  5. Step 5: Solve for x
    x = 14,669,955,032.94/140,299.91
  6. Step 6: Final answer
    x = 104,561.40

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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.