Home / 58,224.90-87,355.82-20,784.15

Finding the Fourth Proportional to 58,224.90, 87,355.82 and 20,784.15

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Solution

The fourth proportional to 58,224.90, 87,355.82 and 20,784.15 is: 31,182.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,224.90 : 87,355.82 = 20,784.15 : x
  2. Step 2: Convert to fraction form
    58,224.90/87,355.82 = 20,784.15/x
  3. Step 3: Cross multiply
    58,224.90x = 87,355.82 × 20,784.15
  4. Step 4: Simplify right side
    58,224.90x = 1,815,616,466.25
  5. Step 5: Solve for x
    x = 1,815,616,466.25/58,224.90
  6. Step 6: Final answer
    x = 31,182.82

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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.