Home / 198,061.77-273,360.18-117,533.70

Finding the Fourth Proportional to 198,061.77, 273,360.18 and 117,533.70

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Solution

The fourth proportional to 198,061.77, 273,360.18 and 117,533.70 is: 162,217.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,061.77 : 273,360.18 = 117,533.70 : x
  2. Step 2: Convert to fraction form
    198,061.77/273,360.18 = 117,533.70/x
  3. Step 3: Cross multiply
    198,061.77x = 273,360.18 × 117,533.70
  4. Step 4: Simplify right side
    198,061.77x = 32,129,033,388.07
  5. Step 5: Solve for x
    x = 32,129,033,388.07/198,061.77
  6. Step 6: Final answer
    x = 162,217.24

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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.