Home / 93,799.24-129,443-51,357.76

Finding the Fourth Proportional to 93,799.24, 129,443 and 51,357.76

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Solution

The fourth proportional to 93,799.24, 129,443 and 51,357.76 is: 70,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,799.24 : 129,443 = 51,357.76 : x
  2. Step 2: Convert to fraction form
    93,799.24/129,443 = 51,357.76/x
  3. Step 3: Cross multiply
    93,799.24x = 129,443 × 51,357.76
  4. Step 4: Simplify right side
    93,799.24x = 6,647,902,527.68
  5. Step 5: Solve for x
    x = 6,647,902,527.68/93,799.24
  6. Step 6: Final answer
    x = 70,873.74

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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.