Home / 47,212.64-65,150.94-25,987.82

Finding the Fourth Proportional to 47,212.64, 65,150.94 and 25,987.82

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Solution

The fourth proportional to 47,212.64, 65,150.94 and 25,987.82 is: 35,861.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,212.64 : 65,150.94 = 25,987.82 : x
  2. Step 2: Convert to fraction form
    47,212.64/65,150.94 = 25,987.82/x
  3. Step 3: Cross multiply
    47,212.64x = 65,150.94 × 25,987.82
  4. Step 4: Simplify right side
    47,212.64x = 1,693,130,901.55
  5. Step 5: Solve for x
    x = 1,693,130,901.55/47,212.64
  6. Step 6: Final answer
    x = 35,861.81

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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.