Home / 227,609.28-314,109.36-127,026.72

Finding the Fourth Proportional to 227,609.28, 314,109.36 and 127,026.72

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Solution

The fourth proportional to 227,609.28, 314,109.36 and 127,026.72 is: 175,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,609.28 : 314,109.36 = 127,026.72 : x
  2. Step 2: Convert to fraction form
    227,609.28/314,109.36 = 127,026.72/x
  3. Step 3: Cross multiply
    227,609.28x = 314,109.36 × 127,026.72
  4. Step 4: Simplify right side
    227,609.28x = 39,900,281,722.10
  5. Step 5: Solve for x
    x = 39,900,281,722.10/227,609.28
  6. Step 6: Final answer
    x = 175,301.65

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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.