Home / 69,618.28-96,070.65-37,786.50

Finding the Fourth Proportional to 69,618.28, 96,070.65 and 37,786.50

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Solution

The fourth proportional to 69,618.28, 96,070.65 and 37,786.50 is: 52,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,618.28 : 96,070.65 = 37,786.50 : x
  2. Step 2: Convert to fraction form
    69,618.28/96,070.65 = 37,786.50/x
  3. Step 3: Cross multiply
    69,618.28x = 96,070.65 × 37,786.50
  4. Step 4: Simplify right side
    69,618.28x = 3,630,173,616.23
  5. Step 5: Solve for x
    x = 3,630,173,616.23/69,618.28
  6. Step 6: Final answer
    x = 52,143.97

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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.