Home / 39,385.36-59,105.74-35,620.96

Finding the Fourth Proportional to 39,385.36, 59,105.74 and 35,620.96

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Solution

The fourth proportional to 39,385.36, 59,105.74 and 35,620.96 is: 53,456.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,385.36 : 59,105.74 = 35,620.96 : x
  2. Step 2: Convert to fraction form
    39,385.36/59,105.74 = 35,620.96/x
  3. Step 3: Cross multiply
    39,385.36x = 59,105.74 × 35,620.96
  4. Step 4: Simplify right side
    39,385.36x = 2,105,403,200.31
  5. Step 5: Solve for x
    x = 2,105,403,200.31/39,385.36
  6. Step 6: Final answer
    x = 53,456.49

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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.