Home / 121,237.89-167,313.46-67,522.91

Finding the Fourth Proportional to 121,237.89, 167,313.46 and 67,522.91

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Solution

The fourth proportional to 121,237.89, 167,313.46 and 67,522.91 is: 93,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,237.89 : 167,313.46 = 67,522.91 : x
  2. Step 2: Convert to fraction form
    121,237.89/167,313.46 = 67,522.91/x
  3. Step 3: Cross multiply
    121,237.89x = 167,313.46 × 67,522.91
  4. Step 4: Simplify right side
    121,237.89x = 11,297,491,701.37
  5. Step 5: Solve for x
    x = 11,297,491,701.37/121,237.89
  6. Step 6: Final answer
    x = 93,184.50

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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.