Home / 47,157.04-65,078.09-25,937.68

Finding the Fourth Proportional to 47,157.04, 65,078.09 and 25,937.68

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Solution

The fourth proportional to 47,157.04, 65,078.09 and 25,937.68 is: 35,794.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,157.04 : 65,078.09 = 25,937.68 : x
  2. Step 2: Convert to fraction form
    47,157.04/65,078.09 = 25,937.68/x
  3. Step 3: Cross multiply
    47,157.04x = 65,078.09 × 25,937.68
  4. Step 4: Simplify right side
    47,157.04x = 1,687,974,673.43
  5. Step 5: Solve for x
    x = 1,687,974,673.43/47,157.04
  6. Step 6: Final answer
    x = 35,794.75

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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.