Home / 74,965.47-112,410-25,027.62

Finding the Fourth Proportional to 74,965.47, 112,410 and 25,027.62

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Solution

The fourth proportional to 74,965.47, 112,410 and 25,027.62 is: 37,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,965.47 : 112,410 = 25,027.62 : x
  2. Step 2: Convert to fraction form
    74,965.47/112,410 = 25,027.62/x
  3. Step 3: Cross multiply
    74,965.47x = 112,410 × 25,027.62
  4. Step 4: Simplify right side
    74,965.47x = 2,813,354,764.20
  5. Step 5: Solve for x
    x = 2,813,354,764.20/74,965.47
  6. Step 6: Final answer
    x = 37,528.68

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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.