Home / 121,244.52-167,322.63-67,529.55

Finding the Fourth Proportional to 121,244.52, 167,322.63 and 67,529.55

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Solution

The fourth proportional to 121,244.52, 167,322.63 and 67,529.55 is: 93,193.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,244.52 : 167,322.63 = 67,529.55 : x
  2. Step 2: Convert to fraction form
    121,244.52/167,322.63 = 67,529.55/x
  3. Step 3: Cross multiply
    121,244.52x = 167,322.63 × 67,529.55
  4. Step 4: Simplify right side
    121,244.52x = 11,299,221,908.72
  5. Step 5: Solve for x
    x = 11,299,221,908.72/121,244.52
  6. Step 6: Final answer
    x = 93,193.67

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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.