Home / 69,600.54-96,047.38-39,385.30

Finding the Fourth Proportional to 69,600.54, 96,047.38 and 39,385.30

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Solution

The fourth proportional to 69,600.54, 96,047.38 and 39,385.30 is: 54,350.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,600.54 : 96,047.38 = 39,385.30 : x
  2. Step 2: Convert to fraction form
    69,600.54/96,047.38 = 39,385.30/x
  3. Step 3: Cross multiply
    69,600.54x = 96,047.38 × 39,385.30
  4. Step 4: Simplify right side
    69,600.54x = 3,782,854,875.51
  5. Step 5: Solve for x
    x = 3,782,854,875.51/69,600.54
  6. Step 6: Final answer
    x = 54,350.94

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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.