Home / 69,952.45-96,534.39-38,121.35

Finding the Fourth Proportional to 69,952.45, 96,534.39 and 38,121.35

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Solution

The fourth proportional to 69,952.45, 96,534.39 and 38,121.35 is: 52,607.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,952.45 : 96,534.39 = 38,121.35 : x
  2. Step 2: Convert to fraction form
    69,952.45/96,534.39 = 38,121.35/x
  3. Step 3: Cross multiply
    69,952.45x = 96,534.39 × 38,121.35
  4. Step 4: Simplify right side
    69,952.45x = 3,680,021,268.23
  5. Step 5: Solve for x
    x = 3,680,021,268.23/69,952.45
  6. Step 6: Final answer
    x = 52,607.47

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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.