Home / 93,799.20-129,450.30-53,503.73

Finding the Fourth Proportional to 93,799.20, 129,450.30 and 53,503.73

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Solution

The fourth proportional to 93,799.20, 129,450.30 and 53,503.73 is: 73,839.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,799.20 : 129,450.30 = 53,503.73 : x
  2. Step 2: Convert to fraction form
    93,799.20/129,450.30 = 53,503.73/x
  3. Step 3: Cross multiply
    93,799.20x = 129,450.30 × 53,503.73
  4. Step 4: Simplify right side
    93,799.20x = 6,926,073,252.37
  5. Step 5: Solve for x
    x = 6,926,073,252.37/93,799.20
  6. Step 6: Final answer
    x = 73,839.36

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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.