Home / 58,368.24-87,537.60-16,815.20

Finding the Fourth Proportional to 58,368.24, 87,537.60 and 16,815.20

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Solution

The fourth proportional to 58,368.24, 87,537.60 and 16,815.20 is: 25,218.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,368.24 : 87,537.60 = 16,815.20 : x
  2. Step 2: Convert to fraction form
    58,368.24/87,537.60 = 16,815.20/x
  3. Step 3: Cross multiply
    58,368.24x = 87,537.60 × 16,815.20
  4. Step 4: Simplify right side
    58,368.24x = 1,471,962,251.52
  5. Step 5: Solve for x
    x = 1,471,962,251.52/58,368.24
  6. Step 6: Final answer
    x = 25,218.55

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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.