Home / 47,200.11-65,136.16-25,979.22

Finding the Fourth Proportional to 47,200.11, 65,136.16 and 25,979.22

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Solution

The fourth proportional to 47,200.11, 65,136.16 and 25,979.22 is: 35,851.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,200.11 : 65,136.16 = 25,979.22 : x
  2. Step 2: Convert to fraction form
    47,200.11/65,136.16 = 25,979.22/x
  3. Step 3: Cross multiply
    47,200.11x = 65,136.16 × 25,979.22
  4. Step 4: Simplify right side
    47,200.11x = 1,692,186,630.60
  5. Step 5: Solve for x
    x = 1,692,186,630.60/47,200.11
  6. Step 6: Final answer
    x = 35,851.33

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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.