Home / 58,542.90-87,803.28-19,101.48

Finding the Fourth Proportional to 58,542.90, 87,803.28 and 19,101.48

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Solution

The fourth proportional to 58,542.90, 87,803.28 and 19,101.48 is: 28,648.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,542.90 : 87,803.28 = 19,101.48 : x
  2. Step 2: Convert to fraction form
    58,542.90/87,803.28 = 19,101.48/x
  3. Step 3: Cross multiply
    58,542.90x = 87,803.28 × 19,101.48
  4. Step 4: Simplify right side
    58,542.90x = 1,677,172,596.85
  5. Step 5: Solve for x
    x = 1,677,172,596.85/58,542.90
  6. Step 6: Final answer
    x = 28,648.61

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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.