Home / 90,484.97-124,870.01-50,201.37

Finding the Fourth Proportional to 90,484.97, 124,870.01 and 50,201.37

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Solution

The fourth proportional to 90,484.97, 124,870.01 and 50,201.37 is: 69,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,484.97 : 124,870.01 = 50,201.37 : x
  2. Step 2: Convert to fraction form
    90,484.97/124,870.01 = 50,201.37/x
  3. Step 3: Cross multiply
    90,484.97x = 124,870.01 × 50,201.37
  4. Step 4: Simplify right side
    90,484.97x = 6,268,645,322.91
  5. Step 5: Solve for x
    x = 6,268,645,322.91/90,484.97
  6. Step 6: Final answer
    x = 69,278.31

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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.