Home / 30,584.74-42,149.79-23,859.70

Finding the Fourth Proportional to 30,584.74, 42,149.79 and 23,859.70

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Solution

The fourth proportional to 30,584.74, 42,149.79 and 23,859.70 is: 32,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,584.74 : 42,149.79 = 23,859.70 : x
  2. Step 2: Convert to fraction form
    30,584.74/42,149.79 = 23,859.70/x
  3. Step 3: Cross multiply
    30,584.74x = 42,149.79 × 23,859.70
  4. Step 4: Simplify right side
    30,584.74x = 1,005,681,344.46
  5. Step 5: Solve for x
    x = 1,005,681,344.46/30,584.74
  6. Step 6: Final answer
    x = 32,881.80

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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.