Home / 69,639.72-96,100.14-37,807.92

Finding the Fourth Proportional to 69,639.72, 96,100.14 and 37,807.92

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Solution

The fourth proportional to 69,639.72, 96,100.14 and 37,807.92 is: 52,173.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,639.72 : 96,100.14 = 37,807.92 : x
  2. Step 2: Convert to fraction form
    69,639.72/96,100.14 = 37,807.92/x
  3. Step 3: Cross multiply
    69,639.72x = 96,100.14 × 37,807.92
  4. Step 4: Simplify right side
    69,639.72x = 3,633,346,405.11
  5. Step 5: Solve for x
    x = 3,633,346,405.11/69,639.72
  6. Step 6: Final answer
    x = 52,173.48

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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.