Home / 49,356.95-74,030.83-13,821.49

Finding the Fourth Proportional to 49,356.95, 74,030.83 and 13,821.49

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Solution

The fourth proportional to 49,356.95, 74,030.83 and 13,821.49 is: 20,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,356.95 : 74,030.83 = 13,821.49 : x
  2. Step 2: Convert to fraction form
    49,356.95/74,030.83 = 13,821.49/x
  3. Step 3: Cross multiply
    49,356.95x = 74,030.83 × 13,821.49
  4. Step 4: Simplify right side
    49,356.95x = 1,023,216,376.54
  5. Step 5: Solve for x
    x = 1,023,216,376.54/49,356.95
  6. Step 6: Final answer
    x = 20,730.95

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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.