Home / 58,540.90-87,831.06-18,566.44

Finding the Fourth Proportional to 58,540.90, 87,831.06 and 18,566.44

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Solution

The fourth proportional to 58,540.90, 87,831.06 and 18,566.44 is: 27,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,540.90 : 87,831.06 = 18,566.44 : x
  2. Step 2: Convert to fraction form
    58,540.90/87,831.06 = 18,566.44/x
  3. Step 3: Cross multiply
    58,540.90x = 87,831.06 × 18,566.44
  4. Step 4: Simplify right side
    58,540.90x = 1,630,710,105.63
  5. Step 5: Solve for x
    x = 1,630,710,105.63/58,540.90
  6. Step 6: Final answer
    x = 27,855.91

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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.