Home / 199,691.42-298,008.77-178,392.29

Finding the Fourth Proportional to 199,691.42, 298,008.77 and 178,392.29

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Solution

The fourth proportional to 199,691.42, 298,008.77 and 178,392.29 is: 266,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,691.42 : 298,008.77 = 178,392.29 : x
  2. Step 2: Convert to fraction form
    199,691.42/298,008.77 = 178,392.29/x
  3. Step 3: Cross multiply
    199,691.42x = 298,008.77 × 178,392.29
  4. Step 4: Simplify right side
    199,691.42x = 53,162,464,538.38
  5. Step 5: Solve for x
    x = 53,162,464,538.38/199,691.42
  6. Step 6: Final answer
    x = 266,223.08

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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.