Home / 69,840.45-96,376.84-38,009.27

Finding the Fourth Proportional to 69,840.45, 96,376.84 and 38,009.27

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Solution

The fourth proportional to 69,840.45, 96,376.84 and 38,009.27 is: 52,451.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,840.45 : 96,376.84 = 38,009.27 : x
  2. Step 2: Convert to fraction form
    69,840.45/96,376.84 = 38,009.27/x
  3. Step 3: Cross multiply
    69,840.45x = 96,376.84 × 38,009.27
  4. Step 4: Simplify right side
    69,840.45x = 3,663,213,479.23
  5. Step 5: Solve for x
    x = 3,663,213,479.23/69,840.45
  6. Step 6: Final answer
    x = 52,451.17

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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.