Home / 53,428.97-73,732.28-29,556.50

Finding the Fourth Proportional to 53,428.97, 73,732.28 and 29,556.50

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Solution

The fourth proportional to 53,428.97, 73,732.28 and 29,556.50 is: 40,788.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,428.97 : 73,732.28 = 29,556.50 : x
  2. Step 2: Convert to fraction form
    53,428.97/73,732.28 = 29,556.50/x
  3. Step 3: Cross multiply
    53,428.97x = 73,732.28 × 29,556.50
  4. Step 4: Simplify right side
    53,428.97x = 2,179,267,617.38
  5. Step 5: Solve for x
    x = 2,179,267,617.38/53,428.97
  6. Step 6: Final answer
    x = 40,788.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.