Home / 228,078.33-314,738.19-124,710.72

Finding the Fourth Proportional to 228,078.33, 314,738.19 and 124,710.72

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Solution

The fourth proportional to 228,078.33, 314,738.19 and 124,710.72 is: 172,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,078.33 : 314,738.19 = 124,710.72 : x
  2. Step 2: Convert to fraction form
    228,078.33/314,738.19 = 124,710.72/x
  3. Step 3: Cross multiply
    228,078.33x = 314,738.19 × 124,710.72
  4. Step 4: Simplify right side
    228,078.33x = 39,251,226,286.40
  5. Step 5: Solve for x
    x = 39,251,226,286.40/228,078.33
  6. Step 6: Final answer
    x = 172,095.38

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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.