Home / 50,344.48-69,502.08-31,487.68

Finding the Fourth Proportional to 50,344.48, 69,502.08 and 31,487.68

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Solution

The fourth proportional to 50,344.48, 69,502.08 and 31,487.68 is: 43,469.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,344.48 : 69,502.08 = 31,487.68 : x
  2. Step 2: Convert to fraction form
    50,344.48/69,502.08 = 31,487.68/x
  3. Step 3: Cross multiply
    50,344.48x = 69,502.08 × 31,487.68
  4. Step 4: Simplify right side
    50,344.48x = 2,188,459,254.37
  5. Step 5: Solve for x
    x = 2,188,459,254.37/50,344.48
  6. Step 6: Final answer
    x = 43,469.70

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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.