Home / 52,712.36-72,769.38-30,352.04

Finding the Fourth Proportional to 52,712.36, 72,769.38 and 30,352.04

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Solution

The fourth proportional to 52,712.36, 72,769.38 and 30,352.04 is: 41,900.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,712.36 : 72,769.38 = 30,352.04 : x
  2. Step 2: Convert to fraction form
    52,712.36/72,769.38 = 30,352.04/x
  3. Step 3: Cross multiply
    52,712.36x = 72,769.38 × 30,352.04
  4. Step 4: Simplify right side
    52,712.36x = 2,208,699,132.54
  5. Step 5: Solve for x
    x = 2,208,699,132.54/52,712.36
  6. Step 6: Final answer
    x = 41,900.97

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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.