Home / 69,836.58-96,376.67-39,623.17

Finding the Fourth Proportional to 69,836.58, 96,376.67 and 39,623.17

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Solution

The fourth proportional to 69,836.58, 96,376.67 and 39,623.17 is: 54,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,836.58 : 96,376.67 = 39,623.17 : x
  2. Step 2: Convert to fraction form
    69,836.58/96,376.67 = 39,623.17/x
  3. Step 3: Cross multiply
    69,836.58x = 96,376.67 × 39,623.17
  4. Step 4: Simplify right side
    69,836.58x = 3,818,749,179.44
  5. Step 5: Solve for x
    x = 3,818,749,179.44/69,836.58
  6. Step 6: Final answer
    x = 54,681.22

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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.