Home / 58,645.02-87,943.77-18,650.34

Finding the Fourth Proportional to 58,645.02, 87,943.77 and 18,650.34

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Solution

The fourth proportional to 58,645.02, 87,943.77 and 18,650.34 is: 27,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,645.02 : 87,943.77 = 18,650.34 : x
  2. Step 2: Convert to fraction form
    58,645.02/87,943.77 = 18,650.34/x
  3. Step 3: Cross multiply
    58,645.02x = 87,943.77 × 18,650.34
  4. Step 4: Simplify right side
    58,645.02x = 1,640,181,211.38
  5. Step 5: Solve for x
    x = 1,640,181,211.38/58,645.02
  6. Step 6: Final answer
    x = 27,967.95

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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.