Home / 53,868.30-74,338.28-29,997.19

Finding the Fourth Proportional to 53,868.30, 74,338.28 and 29,997.19

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Solution

The fourth proportional to 53,868.30, 74,338.28 and 29,997.19 is: 41,396.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,868.30 : 74,338.28 = 29,997.19 : x
  2. Step 2: Convert to fraction form
    53,868.30/74,338.28 = 29,997.19/x
  3. Step 3: Cross multiply
    53,868.30x = 74,338.28 × 29,997.19
  4. Step 4: Simplify right side
    53,868.30x = 2,229,939,509.43
  5. Step 5: Solve for x
    x = 2,229,939,509.43/53,868.30
  6. Step 6: Final answer
    x = 41,396.14

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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.