Home / 227,979.72-314,602.20-125,999.91

Finding the Fourth Proportional to 227,979.72, 314,602.20 and 125,999.91

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Solution

The fourth proportional to 227,979.72, 314,602.20 and 125,999.91 is: 173,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,979.72 : 314,602.20 = 125,999.91 : x
  2. Step 2: Convert to fraction form
    227,979.72/314,602.20 = 125,999.91/x
  3. Step 3: Cross multiply
    227,979.72x = 314,602.20 × 125,999.91
  4. Step 4: Simplify right side
    227,979.72x = 39,639,848,885.80
  5. Step 5: Solve for x
    x = 39,639,848,885.80/227,979.72
  6. Step 6: Final answer
    x = 173,874.45

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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.