Home / 93,819.84-129,464.64-51,371.52

Finding the Fourth Proportional to 93,819.84, 129,464.64 and 51,371.52

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Solution

The fourth proportional to 93,819.84, 129,464.64 and 51,371.52 is: 70,889.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,819.84 : 129,464.64 = 51,371.52 : x
  2. Step 2: Convert to fraction form
    93,819.84/129,464.64 = 51,371.52/x
  3. Step 3: Cross multiply
    93,819.84x = 129,464.64 × 51,371.52
  4. Step 4: Simplify right side
    93,819.84x = 6,650,795,343.05
  5. Step 5: Solve for x
    x = 6,650,795,343.05/93,819.84
  6. Step 6: Final answer
    x = 70,889.01

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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.