Home / 50,297.76-69,381.36-31,444.20

Finding the Fourth Proportional to 50,297.76, 69,381.36 and 31,444.20

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Solution

The fourth proportional to 50,297.76, 69,381.36 and 31,444.20 is: 43,374.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,297.76 : 69,381.36 = 31,444.20 : x
  2. Step 2: Convert to fraction form
    50,297.76/69,381.36 = 31,444.20/x
  3. Step 3: Cross multiply
    50,297.76x = 69,381.36 × 31,444.20
  4. Step 4: Simplify right side
    50,297.76x = 2,181,641,360.11
  5. Step 5: Solve for x
    x = 2,181,641,360.11/50,297.76
  6. Step 6: Final answer
    x = 43,374.52

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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.