Home / 90,326.44-124,648.88-50,040.08

Finding the Fourth Proportional to 90,326.44, 124,648.88 and 50,040.08

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Solution

The fourth proportional to 90,326.44, 124,648.88 and 50,040.08 is: 69,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,326.44 : 124,648.88 = 50,040.08 : x
  2. Step 2: Convert to fraction form
    90,326.44/124,648.88 = 50,040.08/x
  3. Step 3: Cross multiply
    90,326.44x = 124,648.88 × 50,040.08
  4. Step 4: Simplify right side
    90,326.44x = 6,237,439,927.11
  5. Step 5: Solve for x
    x = 6,237,439,927.11/90,326.44
  6. Step 6: Final answer
    x = 69,054.42

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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.