Home / 88,274.25-121,819.68-50,548.50

Finding the Fourth Proportional to 88,274.25, 121,819.68 and 50,548.50

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Solution

The fourth proportional to 88,274.25, 121,819.68 and 50,548.50 is: 69,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,274.25 : 121,819.68 = 50,548.50 : x
  2. Step 2: Convert to fraction form
    88,274.25/121,819.68 = 50,548.50/x
  3. Step 3: Cross multiply
    88,274.25x = 121,819.68 × 50,548.50
  4. Step 4: Simplify right side
    88,274.25x = 6,157,802,094.48
  5. Step 5: Solve for x
    x = 6,157,802,094.48/88,274.25
  6. Step 6: Final answer
    x = 69,757.63

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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.