Home / 48,518.87-66,940.02-39,550.95

Finding the Fourth Proportional to 48,518.87, 66,940.02 and 39,550.95

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Solution

The fourth proportional to 48,518.87, 66,940.02 and 39,550.95 is: 54,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,518.87 : 66,940.02 = 39,550.95 : x
  2. Step 2: Convert to fraction form
    48,518.87/66,940.02 = 39,550.95/x
  3. Step 3: Cross multiply
    48,518.87x = 66,940.02 × 39,550.95
  4. Step 4: Simplify right side
    48,518.87x = 2,647,541,384.02
  5. Step 5: Solve for x
    x = 2,647,541,384.02/48,518.87
  6. Step 6: Final answer
    x = 54,567.26

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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.