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Finding the Fourth Proportional to 227,649.95, 314,158.11 and 125,673.54

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Solution

The fourth proportional to 227,649.95, 314,158.11 and 125,673.54 is: 173,430.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,649.95 : 314,158.11 = 125,673.54 : x
  2. Step 2: Convert to fraction form
    227,649.95/314,158.11 = 125,673.54/x
  3. Step 3: Cross multiply
    227,649.95x = 314,158.11 × 125,673.54
  4. Step 4: Simplify right side
    227,649.95x = 39,481,361,803.41
  5. Step 5: Solve for x
    x = 39,481,361,803.41/227,649.95
  6. Step 6: Final answer
    x = 173,430.14

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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.