Home / 97,326.55-145,930.83-47,356.30

Finding the Fourth Proportional to 97,326.55, 145,930.83 and 47,356.30

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Solution

The fourth proportional to 97,326.55, 145,930.83 and 47,356.30 is: 71,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,326.55 : 145,930.83 = 47,356.30 : x
  2. Step 2: Convert to fraction form
    97,326.55/145,930.83 = 47,356.30/x
  3. Step 3: Cross multiply
    97,326.55x = 145,930.83 × 47,356.30
  4. Step 4: Simplify right side
    97,326.55x = 6,910,744,164.73
  5. Step 5: Solve for x
    x = 6,910,744,164.73/97,326.55
  6. Step 6: Final answer
    x = 71,005.74

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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.