Home / 199,966.92-298,186.68-198,166.71

Finding the Fourth Proportional to 199,966.92, 298,186.68 and 198,166.71

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Solution

The fourth proportional to 199,966.92, 298,186.68 and 198,166.71 is: 295,502.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,966.92 : 298,186.68 = 198,166.71 : x
  2. Step 2: Convert to fraction form
    199,966.92/298,186.68 = 198,166.71/x
  3. Step 3: Cross multiply
    199,966.92x = 298,186.68 × 198,166.71
  4. Step 4: Simplify right side
    199,966.92x = 59,090,673,341.42
  5. Step 5: Solve for x
    x = 59,090,673,341.42/199,966.92
  6. Step 6: Final answer
    x = 295,502.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.