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Finding the Fourth Proportional to 227,954.72, 314,575.80 and 125,987.06

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Solution

The fourth proportional to 227,954.72, 314,575.80 and 125,987.06 is: 173,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,954.72 : 314,575.80 = 125,987.06 : x
  2. Step 2: Convert to fraction form
    227,954.72/314,575.80 = 125,987.06/x
  3. Step 3: Cross multiply
    227,954.72x = 314,575.80 × 125,987.06
  4. Step 4: Simplify right side
    227,954.72x = 39,632,480,189.15
  5. Step 5: Solve for x
    x = 39,632,480,189.15/227,954.72
  6. Step 6: Final answer
    x = 173,861.20

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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.