Home / 58,979.14-81,391.74-32,121.77

Finding the Fourth Proportional to 58,979.14, 81,391.74 and 32,121.77

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Solution

The fourth proportional to 58,979.14, 81,391.74 and 32,121.77 is: 44,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,979.14 : 81,391.74 = 32,121.77 : x
  2. Step 2: Convert to fraction form
    58,979.14/81,391.74 = 32,121.77/x
  3. Step 3: Cross multiply
    58,979.14x = 81,391.74 × 32,121.77
  4. Step 4: Simplify right side
    58,979.14x = 2,614,446,224.76
  5. Step 5: Solve for x
    x = 2,614,446,224.76/58,979.14
  6. Step 6: Final answer
    x = 44,328.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.