Home / 121,247.52-167,326.77-67,532.55

Finding the Fourth Proportional to 121,247.52, 167,326.77 and 67,532.55

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Solution

The fourth proportional to 121,247.52, 167,326.77 and 67,532.55 is: 93,197.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,247.52 : 167,326.77 = 67,532.55 : x
  2. Step 2: Convert to fraction form
    121,247.52/167,326.77 = 67,532.55/x
  3. Step 3: Cross multiply
    121,247.52x = 167,326.77 × 67,532.55
  4. Step 4: Simplify right side
    121,247.52x = 11,300,003,461.36
  5. Step 5: Solve for x
    x = 11,300,003,461.36/121,247.52
  6. Step 6: Final answer
    x = 93,197.81

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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.