Home / 203,125.29-280,289.04-117,083.27

Finding the Fourth Proportional to 203,125.29, 280,289.04 and 117,083.27

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Solution

The fourth proportional to 203,125.29, 280,289.04 and 117,083.27 is: 161,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,125.29 : 280,289.04 = 117,083.27 : x
  2. Step 2: Convert to fraction form
    203,125.29/280,289.04 = 117,083.27/x
  3. Step 3: Cross multiply
    203,125.29x = 280,289.04 × 117,083.27
  4. Step 4: Simplify right side
    203,125.29x = 32,817,157,610.02
  5. Step 5: Solve for x
    x = 32,817,157,610.02/203,125.29
  6. Step 6: Final answer
    x = 161,561.16

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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.