Home / 228,091.34-314,760.45-126,114.11

Finding the Fourth Proportional to 228,091.34, 314,760.45 and 126,114.11

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Solution

The fourth proportional to 228,091.34, 314,760.45 and 126,114.11 is: 174,034.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,091.34 : 314,760.45 = 126,114.11 : x
  2. Step 2: Convert to fraction form
    228,091.34/314,760.45 = 126,114.11/x
  3. Step 3: Cross multiply
    228,091.34x = 314,760.45 × 126,114.11
  4. Step 4: Simplify right side
    228,091.34x = 39,695,732,441.15
  5. Step 5: Solve for x
    x = 39,695,732,441.15/228,091.34
  6. Step 6: Final answer
    x = 174,034.37

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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.