Home / 227,988.15-314,460.43-160,020.28

Finding the Fourth Proportional to 227,988.15, 314,460.43 and 160,020.28

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Solution

The fourth proportional to 227,988.15, 314,460.43 and 160,020.28 is: 220,713.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,988.15 : 314,460.43 = 160,020.28 : x
  2. Step 2: Convert to fraction form
    227,988.15/314,460.43 = 160,020.28/x
  3. Step 3: Cross multiply
    227,988.15x = 314,460.43 × 160,020.28
  4. Step 4: Simplify right side
    227,988.15x = 50,320,046,057.52
  5. Step 5: Solve for x
    x = 50,320,046,057.52/227,988.15
  6. Step 6: Final answer
    x = 220,713.43

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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.