Home / 48,969.66-67,581.03-28,821.93

Finding the Fourth Proportional to 48,969.66, 67,581.03 and 28,821.93

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Solution

The fourth proportional to 48,969.66, 67,581.03 and 28,821.93 is: 39,775.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,969.66 : 67,581.03 = 28,821.93 : x
  2. Step 2: Convert to fraction form
    48,969.66/67,581.03 = 28,821.93/x
  3. Step 3: Cross multiply
    48,969.66x = 67,581.03 × 28,821.93
  4. Step 4: Simplify right side
    48,969.66x = 1,947,815,570.64
  5. Step 5: Solve for x
    x = 1,947,815,570.64/48,969.66
  6. Step 6: Final answer
    x = 39,775.96

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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.