Home / 69,720.04-96,214.56-37,889.44

Finding the Fourth Proportional to 69,720.04, 96,214.56 and 37,889.44

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Solution

The fourth proportional to 69,720.04, 96,214.56 and 37,889.44 is: 52,287.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,720.04 : 96,214.56 = 37,889.44 : x
  2. Step 2: Convert to fraction form
    69,720.04/96,214.56 = 37,889.44/x
  3. Step 3: Cross multiply
    69,720.04x = 96,214.56 × 37,889.44
  4. Step 4: Simplify right side
    69,720.04x = 3,645,515,798.25
  5. Step 5: Solve for x
    x = 3,645,515,798.25/69,720.04
  6. Step 6: Final answer
    x = 52,287.92

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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.