Home / 53,355.03-80,032.55-18,294.99

Finding the Fourth Proportional to 53,355.03, 80,032.55 and 18,294.99

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Solution

The fourth proportional to 53,355.03, 80,032.55 and 18,294.99 is: 27,442.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,355.03 : 80,032.55 = 18,294.99 : x
  2. Step 2: Convert to fraction form
    53,355.03/80,032.55 = 18,294.99/x
  3. Step 3: Cross multiply
    53,355.03x = 80,032.55 × 18,294.99
  4. Step 4: Simplify right side
    53,355.03x = 1,464,194,610.45
  5. Step 5: Solve for x
    x = 1,464,194,610.45/53,355.03
  6. Step 6: Final answer
    x = 27,442.49

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Similar ratio
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1.5x scale

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.