Home / 121,247.02-167,326.08-67,532.05

Finding the Fourth Proportional to 121,247.02, 167,326.08 and 67,532.05

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Solution

The fourth proportional to 121,247.02, 167,326.08 and 67,532.05 is: 93,197.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,247.02 : 167,326.08 = 67,532.05 : x
  2. Step 2: Convert to fraction form
    121,247.02/167,326.08 = 67,532.05/x
  3. Step 3: Cross multiply
    121,247.02x = 167,326.08 × 67,532.05
  4. Step 4: Simplify right side
    121,247.02x = 11,299,873,200.86
  5. Step 5: Solve for x
    x = 11,299,873,200.86/121,247.02
  6. Step 6: Final answer
    x = 93,197.12

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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.