Home / 121,240.77-167,317.46-67,525.80

Finding the Fourth Proportional to 121,240.77, 167,317.46 and 67,525.80

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Solution

The fourth proportional to 121,240.77, 167,317.46 and 67,525.80 is: 93,188.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,240.77 : 167,317.46 = 67,525.80 : x
  2. Step 2: Convert to fraction form
    121,240.77/167,317.46 = 67,525.80/x
  3. Step 3: Cross multiply
    121,240.77x = 167,317.46 × 67,525.80
  4. Step 4: Simplify right side
    121,240.77x = 11,298,245,002.84
  5. Step 5: Solve for x
    x = 11,298,245,002.84/121,240.77
  6. Step 6: Final answer
    x = 93,188.50

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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.