Home / 90,529.24-124,924.52-50,243.03

Finding the Fourth Proportional to 90,529.24, 124,924.52 and 50,243.03

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Solution

The fourth proportional to 90,529.24, 124,924.52 and 50,243.03 is: 69,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,529.24 : 124,924.52 = 50,243.03 : x
  2. Step 2: Convert to fraction form
    90,529.24/124,924.52 = 50,243.03/x
  3. Step 3: Cross multiply
    90,529.24x = 124,924.52 × 50,243.03
  4. Step 4: Simplify right side
    90,529.24x = 6,276,585,907.08
  5. Step 5: Solve for x
    x = 6,276,585,907.08/90,529.24
  6. Step 6: Final answer
    x = 69,332.14

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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.