Home / 58,578.78-87,867.30-14,205.92

Finding the Fourth Proportional to 58,578.78, 87,867.30 and 14,205.92

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Solution

The fourth proportional to 58,578.78, 87,867.30 and 14,205.92 is: 21,308.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,578.78 : 87,867.30 = 14,205.92 : x
  2. Step 2: Convert to fraction form
    58,578.78/87,867.30 = 14,205.92/x
  3. Step 3: Cross multiply
    58,578.78x = 87,867.30 × 14,205.92
  4. Step 4: Simplify right side
    58,578.78x = 1,248,235,368.44
  5. Step 5: Solve for x
    x = 1,248,235,368.44/58,578.78
  6. Step 6: Final answer
    x = 21,308.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.