Home / 121,188.06-181,499.94-116,984.16

Finding the Fourth Proportional to 121,188.06, 181,499.94 and 116,984.16

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Solution

The fourth proportional to 121,188.06, 181,499.94 and 116,984.16 is: 175,203.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,188.06 : 181,499.94 = 116,984.16 : x
  2. Step 2: Convert to fraction form
    121,188.06/181,499.94 = 116,984.16/x
  3. Step 3: Cross multiply
    121,188.06x = 181,499.94 × 116,984.16
  4. Step 4: Simplify right side
    121,188.06x = 21,232,618,020.95
  5. Step 5: Solve for x
    x = 21,232,618,020.95/121,188.06
  6. Step 6: Final answer
    x = 175,203.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.