Home / 58,355.41-87,541.22-18,899.77

Finding the Fourth Proportional to 58,355.41, 87,541.22 and 18,899.77

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Solution

The fourth proportional to 58,355.41, 87,541.22 and 18,899.77 is: 28,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,355.41 : 87,541.22 = 18,899.77 : x
  2. Step 2: Convert to fraction form
    58,355.41/87,541.22 = 18,899.77/x
  3. Step 3: Cross multiply
    58,355.41x = 87,541.22 × 18,899.77
  4. Step 4: Simplify right side
    58,355.41x = 1,654,508,923.52
  5. Step 5: Solve for x
    x = 1,654,508,923.52/58,355.41
  6. Step 6: Final answer
    x = 28,352.28

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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.