Home / 50,710.85-69,983.63-29,203.86

Finding the Fourth Proportional to 50,710.85, 69,983.63 and 29,203.86

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Solution

The fourth proportional to 50,710.85, 69,983.63 and 29,203.86 is: 40,302.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,710.85 : 69,983.63 = 29,203.86 : x
  2. Step 2: Convert to fraction form
    50,710.85/69,983.63 = 29,203.86/x
  3. Step 3: Cross multiply
    50,710.85x = 69,983.63 × 29,203.86
  4. Step 4: Simplify right side
    50,710.85x = 2,043,792,132.81
  5. Step 5: Solve for x
    x = 2,043,792,132.81/50,710.85
  6. Step 6: Final answer
    x = 40,302.86

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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.