Home / 47,172.66-65,102.87-35,215.23

Finding the Fourth Proportional to 47,172.66, 65,102.87 and 35,215.23

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Solution

The fourth proportional to 47,172.66, 65,102.87 and 35,215.23 is: 48,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,172.66 : 65,102.87 = 35,215.23 : x
  2. Step 2: Convert to fraction form
    47,172.66/65,102.87 = 35,215.23/x
  3. Step 3: Cross multiply
    47,172.66x = 65,102.87 × 35,215.23
  4. Step 4: Simplify right side
    47,172.66x = 2,292,612,628.75
  5. Step 5: Solve for x
    x = 2,292,612,628.75/47,172.66
  6. Step 6: Final answer
    x = 48,600.45

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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.