Home / 87,944.94-121,366.35-50,218.38

Finding the Fourth Proportional to 87,944.94, 121,366.35 and 50,218.38

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Solution

The fourth proportional to 87,944.94, 121,366.35 and 50,218.38 is: 69,302.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,944.94 : 121,366.35 = 50,218.38 : x
  2. Step 2: Convert to fraction form
    87,944.94/121,366.35 = 50,218.38/x
  3. Step 3: Cross multiply
    87,944.94x = 121,366.35 × 50,218.38
  4. Step 4: Simplify right side
    87,944.94x = 6,094,821,483.51
  5. Step 5: Solve for x
    x = 6,094,821,483.51/87,944.94
  6. Step 6: Final answer
    x = 69,302.70

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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.