Home / 202,999.24-280,115.58-116,970.76

Finding the Fourth Proportional to 202,999.24, 280,115.58 and 116,970.76

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Solution

The fourth proportional to 202,999.24, 280,115.58 and 116,970.76 is: 161,406.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,999.24 : 280,115.58 = 116,970.76 : x
  2. Step 2: Convert to fraction form
    202,999.24/280,115.58 = 116,970.76/x
  3. Step 3: Cross multiply
    202,999.24x = 280,115.58 × 116,970.76
  4. Step 4: Simplify right side
    202,999.24x = 32,765,332,280.44
  5. Step 5: Solve for x
    x = 32,765,332,280.44/202,999.24
  6. Step 6: Final answer
    x = 161,406.18

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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.