Home / 66,863.19-92,270.38-36,235.63

Finding the Fourth Proportional to 66,863.19, 92,270.38 and 36,235.63

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Solution

The fourth proportional to 66,863.19, 92,270.38 and 36,235.63 is: 50,004.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,863.19 : 92,270.38 = 36,235.63 : x
  2. Step 2: Convert to fraction form
    66,863.19/92,270.38 = 36,235.63/x
  3. Step 3: Cross multiply
    66,863.19x = 92,270.38 × 36,235.63
  4. Step 4: Simplify right side
    66,863.19x = 3,343,475,349.64
  5. Step 5: Solve for x
    x = 3,343,475,349.64/66,863.19
  6. Step 6: Final answer
    x = 50,004.72

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Double scale
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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.