Home / 314,863.38-472,365.23-115,179.35

Finding the Fourth Proportional to 314,863.38, 472,365.23 and 115,179.35

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Solution

The fourth proportional to 314,863.38, 472,365.23 and 115,179.35 is: 172,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,863.38 : 472,365.23 = 115,179.35 : x
  2. Step 2: Convert to fraction form
    314,863.38/472,365.23 = 115,179.35/x
  3. Step 3: Cross multiply
    314,863.38x = 472,365.23 × 115,179.35
  4. Step 4: Simplify right side
    314,863.38x = 54,406,717,216.28
  5. Step 5: Solve for x
    x = 54,406,717,216.28/314,863.38
  6. Step 6: Final answer
    x = 172,794.68

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1.5x scale

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.