Home / 65,634.32-90,697.97-53,693.30

Finding the Fourth Proportional to 65,634.32, 90,697.97 and 53,693.30

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Solution

The fourth proportional to 65,634.32, 90,697.97 and 53,693.30 is: 74,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,634.32 : 90,697.97 = 53,693.30 : x
  2. Step 2: Convert to fraction form
    65,634.32/90,697.97 = 53,693.30/x
  3. Step 3: Cross multiply
    65,634.32x = 90,697.97 × 53,693.30
  4. Step 4: Simplify right side
    65,634.32x = 4,869,873,312.60
  5. Step 5: Solve for x
    x = 4,869,873,312.60/65,634.32
  6. Step 6: Final answer
    x = 74,197.06

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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.