Home / 93,986.28-129,710.25-53,703.27

Finding the Fourth Proportional to 93,986.28, 129,710.25 and 53,703.27

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Solution

The fourth proportional to 93,986.28, 129,710.25 and 53,703.27 is: 74,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,986.28 : 129,710.25 = 53,703.27 : x
  2. Step 2: Convert to fraction form
    93,986.28/129,710.25 = 53,703.27/x
  3. Step 3: Cross multiply
    93,986.28x = 129,710.25 × 53,703.27
  4. Step 4: Simplify right side
    93,986.28x = 6,965,864,577.52
  5. Step 5: Solve for x
    x = 6,965,864,577.52/93,986.28
  6. Step 6: Final answer
    x = 74,115.76

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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.