Home / 70,155.82-96,816.45-38,326.77

Finding the Fourth Proportional to 70,155.82, 96,816.45 and 38,326.77

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Solution

The fourth proportional to 70,155.82, 96,816.45 and 38,326.77 is: 52,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,155.82 : 96,816.45 = 38,326.77 : x
  2. Step 2: Convert to fraction form
    70,155.82/96,816.45 = 38,326.77/x
  3. Step 3: Cross multiply
    70,155.82x = 96,816.45 × 38,326.77
  4. Step 4: Simplify right side
    70,155.82x = 3,710,661,135.65
  5. Step 5: Solve for x
    x = 3,710,661,135.65/70,155.82
  6. Step 6: Final answer
    x = 52,891.71

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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.