Home / 74,417.54-111,625.44-18,257.10

Finding the Fourth Proportional to 74,417.54, 111,625.44 and 18,257.10

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Solution

The fourth proportional to 74,417.54, 111,625.44 and 18,257.10 is: 27,385.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,417.54 : 111,625.44 = 18,257.10 : x
  2. Step 2: Convert to fraction form
    74,417.54/111,625.44 = 18,257.10/x
  3. Step 3: Cross multiply
    74,417.54x = 111,625.44 × 18,257.10
  4. Step 4: Simplify right side
    74,417.54x = 2,037,956,436.26
  5. Step 5: Solve for x
    x = 2,037,956,436.26/74,417.54
  6. Step 6: Final answer
    x = 27,385.43

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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.