Home / 58,383.38-87,587.37-18,937.42

Finding the Fourth Proportional to 58,383.38, 87,587.37 and 18,937.42

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Solution

The fourth proportional to 58,383.38, 87,587.37 and 18,937.42 is: 28,410.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,383.38 : 87,587.37 = 18,937.42 : x
  2. Step 2: Convert to fraction form
    58,383.38/87,587.37 = 18,937.42/x
  3. Step 3: Cross multiply
    58,383.38x = 87,587.37 × 18,937.42
  4. Step 4: Simplify right side
    58,383.38x = 1,658,678,279.76
  5. Step 5: Solve for x
    x = 1,658,678,279.76/58,383.38
  6. Step 6: Final answer
    x = 28,410.11

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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.