Home / 42,578.41-58,700.95-29,814.43

Finding the Fourth Proportional to 42,578.41, 58,700.95 and 29,814.43

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Solution

The fourth proportional to 42,578.41, 58,700.95 and 29,814.43 is: 41,103.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,578.41 : 58,700.95 = 29,814.43 : x
  2. Step 2: Convert to fraction form
    42,578.41/58,700.95 = 29,814.43/x
  3. Step 3: Cross multiply
    42,578.41x = 58,700.95 × 29,814.43
  4. Step 4: Simplify right side
    42,578.41x = 1,750,135,364.71
  5. Step 5: Solve for x
    x = 1,750,135,364.71/42,578.41
  6. Step 6: Final answer
    x = 41,103.82

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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.