Home / 69,487.48-104,229.78-16,897.24

Finding the Fourth Proportional to 69,487.48, 104,229.78 and 16,897.24

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Solution

The fourth proportional to 69,487.48, 104,229.78 and 16,897.24 is: 25,345.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,487.48 : 104,229.78 = 16,897.24 : x
  2. Step 2: Convert to fraction form
    69,487.48/104,229.78 = 16,897.24/x
  3. Step 3: Cross multiply
    69,487.48x = 104,229.78 × 16,897.24
  4. Step 4: Simplify right side
    69,487.48x = 1,761,195,607.81
  5. Step 5: Solve for x
    x = 1,761,195,607.81/69,487.48
  6. Step 6: Final answer
    x = 25,345.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.