Home / 50,421.32-69,583.08-27,761.97

Finding the Fourth Proportional to 50,421.32, 69,583.08 and 27,761.97

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Solution

The fourth proportional to 50,421.32, 69,583.08 and 27,761.97 is: 38,312.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,421.32 : 69,583.08 = 27,761.97 : x
  2. Step 2: Convert to fraction form
    50,421.32/69,583.08 = 27,761.97/x
  3. Step 3: Cross multiply
    50,421.32x = 69,583.08 × 27,761.97
  4. Step 4: Simplify right side
    50,421.32x = 1,931,763,379.47
  5. Step 5: Solve for x
    x = 1,931,763,379.47/50,421.32
  6. Step 6: Final answer
    x = 38,312.44

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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.