Home / 121,342.41-167,457.71-67,627.43

Finding the Fourth Proportional to 121,342.41, 167,457.71 and 67,627.43

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Solution

The fourth proportional to 121,342.41, 167,457.71 and 67,627.43 is: 93,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,342.41 : 167,457.71 = 67,627.43 : x
  2. Step 2: Convert to fraction form
    121,342.41/167,457.71 = 67,627.43/x
  3. Step 3: Cross multiply
    121,342.41x = 167,457.71 × 67,627.43
  4. Step 4: Simplify right side
    121,342.41x = 11,324,733,892.77
  5. Step 5: Solve for x
    x = 11,324,733,892.77/121,342.41
  6. Step 6: Final answer
    x = 93,328.74

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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.