Home / 66,923.72-92,353.38-37,115.72

Finding the Fourth Proportional to 66,923.72, 92,353.38 and 37,115.72

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Solution

The fourth proportional to 66,923.72, 92,353.38 and 37,115.72 is: 51,218.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,923.72 : 92,353.38 = 37,115.72 : x
  2. Step 2: Convert to fraction form
    66,923.72/92,353.38 = 37,115.72/x
  3. Step 3: Cross multiply
    66,923.72x = 92,353.38 × 37,115.72
  4. Step 4: Simplify right side
    66,923.72x = 3,427,762,193.13
  5. Step 5: Solve for x
    x = 3,427,762,193.13/66,923.72
  6. Step 6: Final answer
    x = 51,218.94

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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.