Home / 90,476.82-124,853.67-50,187.42

Finding the Fourth Proportional to 90,476.82, 124,853.67 and 50,187.42

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Solution

The fourth proportional to 90,476.82, 124,853.67 and 50,187.42 is: 69,256.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,476.82 : 124,853.67 = 50,187.42 : x
  2. Step 2: Convert to fraction form
    90,476.82/124,853.67 = 50,187.42/x
  3. Step 3: Cross multiply
    90,476.82x = 124,853.67 × 50,187.42
  4. Step 4: Simplify right side
    90,476.82x = 6,266,083,574.83
  5. Step 5: Solve for x
    x = 6,266,083,574.83/90,476.82
  6. Step 6: Final answer
    x = 69,256.23

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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.