Home / 69,619.34-96,072.11-37,787.55

Finding the Fourth Proportional to 69,619.34, 96,072.11 and 37,787.55

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Solution

The fourth proportional to 69,619.34, 96,072.11 and 37,787.55 is: 52,145.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,619.34 : 96,072.11 = 37,787.55 : x
  2. Step 2: Convert to fraction form
    69,619.34/96,072.11 = 37,787.55/x
  3. Step 3: Cross multiply
    69,619.34x = 96,072.11 × 37,787.55
  4. Step 4: Simplify right side
    69,619.34x = 3,630,329,660.23
  5. Step 5: Solve for x
    x = 3,630,329,660.23/69,619.34
  6. Step 6: Final answer
    x = 52,145.42

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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.