Home / 49,692.07-68,641.19-48,969.15

Finding the Fourth Proportional to 49,692.07, 68,641.19 and 48,969.15

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Solution

The fourth proportional to 49,692.07, 68,641.19 and 48,969.15 is: 67,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,692.07 : 68,641.19 = 48,969.15 : x
  2. Step 2: Convert to fraction form
    49,692.07/68,641.19 = 48,969.15/x
  3. Step 3: Cross multiply
    49,692.07x = 68,641.19 × 48,969.15
  4. Step 4: Simplify right side
    49,692.07x = 3,361,300,729.29
  5. Step 5: Solve for x
    x = 3,361,300,729.29/49,692.07
  6. Step 6: Final answer
    x = 67,642.60

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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.