Home / 96,635.32-145,229.46-47,421.88

Finding the Fourth Proportional to 96,635.32, 145,229.46 and 47,421.88

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Solution

The fourth proportional to 96,635.32, 145,229.46 and 47,421.88 is: 71,268.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,635.32 : 145,229.46 = 47,421.88 : x
  2. Step 2: Convert to fraction form
    96,635.32/145,229.46 = 47,421.88/x
  3. Step 3: Cross multiply
    96,635.32x = 145,229.46 × 47,421.88
  4. Step 4: Simplify right side
    96,635.32x = 6,887,054,024.58
  5. Step 5: Solve for x
    x = 6,887,054,024.58/96,635.32
  6. Step 6: Final answer
    x = 71,268.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.