Home / 58,768.48-88,132.05-21,322.18

Finding the Fourth Proportional to 58,768.48, 88,132.05 and 21,322.18

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Solution

The fourth proportional to 58,768.48, 88,132.05 and 21,322.18 is: 31,975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,768.48 : 88,132.05 = 21,322.18 : x
  2. Step 2: Convert to fraction form
    58,768.48/88,132.05 = 21,322.18/x
  3. Step 3: Cross multiply
    58,768.48x = 88,132.05 × 21,322.18
  4. Step 4: Simplify right side
    58,768.48x = 1,879,167,433.87
  5. Step 5: Solve for x
    x = 1,879,167,433.87/58,768.48
  6. Step 6: Final answer
    x = 31,975.77

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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.