Home / 49,756.10-68,641.20-33,618.20

Finding the Fourth Proportional to 49,756.10, 68,641.20 and 33,618.20

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Solution

The fourth proportional to 49,756.10, 68,641.20 and 33,618.20 is: 46,378.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,756.10 : 68,641.20 = 33,618.20 : x
  2. Step 2: Convert to fraction form
    49,756.10/68,641.20 = 33,618.20/x
  3. Step 3: Cross multiply
    49,756.10x = 68,641.20 × 33,618.20
  4. Step 4: Simplify right side
    49,756.10x = 2,307,593,246.63
  5. Step 5: Solve for x
    x = 2,307,593,246.63/49,756.10
  6. Step 6: Final answer
    x = 46,378.10

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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.