Home / 90,527.22-124,923.87-50,242.68

Finding the Fourth Proportional to 90,527.22, 124,923.87 and 50,242.68

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Solution

The fourth proportional to 90,527.22, 124,923.87 and 50,242.68 is: 69,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,527.22 : 124,923.87 = 50,242.68 : x
  2. Step 2: Convert to fraction form
    90,527.22/124,923.87 = 50,242.68/x
  3. Step 3: Cross multiply
    90,527.22x = 124,923.87 × 50,242.68
  4. Step 4: Simplify right side
    90,527.22x = 6,276,510,024.77
  5. Step 5: Solve for x
    x = 6,276,510,024.77/90,527.22
  6. Step 6: Final answer
    x = 69,332.85

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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.