Home / 69,908.54-96,474.58-38,077.70

Finding the Fourth Proportional to 69,908.54, 96,474.58 and 38,077.70

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Solution

The fourth proportional to 69,908.54, 96,474.58 and 38,077.70 is: 52,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,908.54 : 96,474.58 = 38,077.70 : x
  2. Step 2: Convert to fraction form
    69,908.54/96,474.58 = 38,077.70/x
  3. Step 3: Cross multiply
    69,908.54x = 96,474.58 × 38,077.70
  4. Step 4: Simplify right side
    69,908.54x = 3,673,530,114.87
  5. Step 5: Solve for x
    x = 3,673,530,114.87/69,908.54
  6. Step 6: Final answer
    x = 52,547.66

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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.