Home / 368,569.83-552,854.28-115,872.38

Finding the Fourth Proportional to 368,569.83, 552,854.28 and 115,872.38

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Solution

The fourth proportional to 368,569.83, 552,854.28 and 115,872.38 is: 173,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,569.83 : 552,854.28 = 115,872.38 : x
  2. Step 2: Convert to fraction form
    368,569.83/552,854.28 = 115,872.38/x
  3. Step 3: Cross multiply
    368,569.83x = 552,854.28 × 115,872.38
  4. Step 4: Simplify right side
    368,569.83x = 64,060,538,452.52
  5. Step 5: Solve for x
    x = 64,060,538,452.52/368,569.83
  6. Step 6: Final answer
    x = 173,808.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.