Home / 69,663.78-96,136.38-37,832.64

Finding the Fourth Proportional to 69,663.78, 96,136.38 and 37,832.64

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Solution

The fourth proportional to 69,663.78, 96,136.38 and 37,832.64 is: 52,209.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,663.78 : 96,136.38 = 37,832.64 : x
  2. Step 2: Convert to fraction form
    69,663.78/96,136.38 = 37,832.64/x
  3. Step 3: Cross multiply
    69,663.78x = 96,136.38 × 37,832.64
  4. Step 4: Simplify right side
    69,663.78x = 3,637,093,055.44
  5. Step 5: Solve for x
    x = 3,637,093,055.44/69,663.78
  6. Step 6: Final answer
    x = 52,209.24

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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.