Home / 53,542.73-80,308.01-14,102.93

Finding the Fourth Proportional to 53,542.73, 80,308.01 and 14,102.93

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Solution

The fourth proportional to 53,542.73, 80,308.01 and 14,102.93 is: 21,152.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,542.73 : 80,308.01 = 14,102.93 : x
  2. Step 2: Convert to fraction form
    53,542.73/80,308.01 = 14,102.93/x
  3. Step 3: Cross multiply
    53,542.73x = 80,308.01 × 14,102.93
  4. Step 4: Simplify right side
    53,542.73x = 1,132,578,243.47
  5. Step 5: Solve for x
    x = 1,132,578,243.47/53,542.73
  6. Step 6: Final answer
    x = 21,152.79

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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.