Home / 88,087.52-121,560.86-50,362.56

Finding the Fourth Proportional to 88,087.52, 121,560.86 and 50,362.56

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Solution

The fourth proportional to 88,087.52, 121,560.86 and 50,362.56 is: 69,500.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,087.52 : 121,560.86 = 50,362.56 : x
  2. Step 2: Convert to fraction form
    88,087.52/121,560.86 = 50,362.56/x
  3. Step 3: Cross multiply
    88,087.52x = 121,560.86 × 50,362.56
  4. Step 4: Simplify right side
    88,087.52x = 6,122,116,105.40
  5. Step 5: Solve for x
    x = 6,122,116,105.40/88,087.52
  6. Step 6: Final answer
    x = 69,500.38

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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.