Home / 66,793.08-92,184.57-38,112.60

Finding the Fourth Proportional to 66,793.08, 92,184.57 and 38,112.60

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Solution

The fourth proportional to 66,793.08, 92,184.57 and 38,112.60 is: 52,601.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,793.08 : 92,184.57 = 38,112.60 : x
  2. Step 2: Convert to fraction form
    66,793.08/92,184.57 = 38,112.60/x
  3. Step 3: Cross multiply
    66,793.08x = 92,184.57 × 38,112.60
  4. Step 4: Simplify right side
    66,793.08x = 3,513,393,642.58
  5. Step 5: Solve for x
    x = 3,513,393,642.58/66,793.08
  6. Step 6: Final answer
    x = 52,601.16

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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.