Home / 58,414.92-87,635.02-18,971.16

Finding the Fourth Proportional to 58,414.92, 87,635.02 and 18,971.16

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Solution

The fourth proportional to 58,414.92, 87,635.02 and 18,971.16 is: 28,460.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,414.92 : 87,635.02 = 18,971.16 : x
  2. Step 2: Convert to fraction form
    58,414.92/87,635.02 = 18,971.16/x
  3. Step 3: Cross multiply
    58,414.92x = 87,635.02 × 18,971.16
  4. Step 4: Simplify right side
    58,414.92x = 1,662,537,986.02
  5. Step 5: Solve for x
    x = 1,662,537,986.02/58,414.92
  6. Step 6: Final answer
    x = 28,460.85

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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.