Home / 69,836.14-96,376.06-39,622.74

Finding the Fourth Proportional to 69,836.14, 96,376.06 and 39,622.74

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Solution

The fourth proportional to 69,836.14, 96,376.06 and 39,622.74 is: 54,680.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,836.14 : 96,376.06 = 39,622.74 : x
  2. Step 2: Convert to fraction form
    69,836.14/96,376.06 = 39,622.74/x
  3. Step 3: Cross multiply
    69,836.14x = 96,376.06 × 39,622.74
  4. Step 4: Simplify right side
    69,836.14x = 3,818,683,255.72
  5. Step 5: Solve for x
    x = 3,818,683,255.72/69,836.14
  6. Step 6: Final answer
    x = 54,680.62

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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.