Home / 203,557.14-280,901.25-114,127.38

Finding the Fourth Proportional to 203,557.14, 280,901.25 and 114,127.38

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Solution

The fourth proportional to 203,557.14, 280,901.25 and 114,127.38 is: 157,491.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,557.14 : 280,901.25 = 114,127.38 : x
  2. Step 2: Convert to fraction form
    203,557.14/280,901.25 = 114,127.38/x
  3. Step 3: Cross multiply
    203,557.14x = 280,901.25 × 114,127.38
  4. Step 4: Simplify right side
    203,557.14x = 32,058,523,701.23
  5. Step 5: Solve for x
    x = 32,058,523,701.23/203,557.14
  6. Step 6: Final answer
    x = 157,491.52

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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.