Home / 228,086.86-314,749.98-124,719.16

Finding the Fourth Proportional to 228,086.86, 314,749.98 and 124,719.16

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Solution

The fourth proportional to 228,086.86, 314,749.98 and 124,719.16 is: 172,107.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,086.86 : 314,749.98 = 124,719.16 : x
  2. Step 2: Convert to fraction form
    228,086.86/314,749.98 = 124,719.16/x
  3. Step 3: Cross multiply
    228,086.86x = 314,749.98 × 124,719.16
  4. Step 4: Simplify right side
    228,086.86x = 39,255,353,115.62
  5. Step 5: Solve for x
    x = 39,255,353,115.62/228,086.86
  6. Step 6: Final answer
    x = 172,107.03

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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.