Home / 70,016.07-96,630.48-39,805.95

Finding the Fourth Proportional to 70,016.07, 96,630.48 and 39,805.95

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Solution

The fourth proportional to 70,016.07, 96,630.48 and 39,805.95 is: 54,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,016.07 : 96,630.48 = 39,805.95 : x
  2. Step 2: Convert to fraction form
    70,016.07/96,630.48 = 39,805.95/x
  3. Step 3: Cross multiply
    70,016.07x = 96,630.48 × 39,805.95
  4. Step 4: Simplify right side
    70,016.07x = 3,846,468,055.36
  5. Step 5: Solve for x
    x = 3,846,468,055.36/70,016.07
  6. Step 6: Final answer
    x = 54,936.93

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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.