Home / 58,331.70-87,617.79-38,403.27

Finding the Fourth Proportional to 58,331.70, 87,617.79 and 38,403.27

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Solution

The fourth proportional to 58,331.70, 87,617.79 and 38,403.27 is: 57,684.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,331.70 : 87,617.79 = 38,403.27 : x
  2. Step 2: Convert to fraction form
    58,331.70/87,617.79 = 38,403.27/x
  3. Step 3: Cross multiply
    58,331.70x = 87,617.79 × 38,403.27
  4. Step 4: Simplify right side
    58,331.70x = 3,364,809,646.17
  5. Step 5: Solve for x
    x = 3,364,809,646.17/58,331.70
  6. Step 6: Final answer
    x = 57,684.07

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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.