Home / 50,190.04-69,292.29-31,352.68

Finding the Fourth Proportional to 50,190.04, 69,292.29 and 31,352.68

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Solution

The fourth proportional to 50,190.04, 69,292.29 and 31,352.68 is: 43,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,190.04 : 69,292.29 = 31,352.68 : x
  2. Step 2: Convert to fraction form
    50,190.04/69,292.29 = 31,352.68/x
  3. Step 3: Cross multiply
    50,190.04x = 69,292.29 × 31,352.68
  4. Step 4: Simplify right side
    50,190.04x = 2,172,498,994.84
  5. Step 5: Solve for x
    x = 2,172,498,994.84/50,190.04
  6. Step 6: Final answer
    x = 43,285.46

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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.