Home / 47,285.22-65,252.63-25,774.78

Finding the Fourth Proportional to 47,285.22, 65,252.63 and 25,774.78

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Solution

The fourth proportional to 47,285.22, 65,252.63 and 25,774.78 is: 35,568.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,285.22 : 65,252.63 = 25,774.78 : x
  2. Step 2: Convert to fraction form
    47,285.22/65,252.63 = 25,774.78/x
  3. Step 3: Cross multiply
    47,285.22x = 65,252.63 × 25,774.78
  4. Step 4: Simplify right side
    47,285.22x = 1,681,872,083.98
  5. Step 5: Solve for x
    x = 1,681,872,083.98/47,285.22
  6. Step 6: Final answer
    x = 35,568.66

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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.