Home / 93,784.16-129,424.42-51,342.56

Finding the Fourth Proportional to 93,784.16, 129,424.42 and 51,342.56

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Solution

The fourth proportional to 93,784.16, 129,424.42 and 51,342.56 is: 70,853.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,784.16 : 129,424.42 = 51,342.56 : x
  2. Step 2: Convert to fraction form
    93,784.16/129,424.42 = 51,342.56/x
  3. Step 3: Cross multiply
    93,784.16x = 129,424.42 × 51,342.56
  4. Step 4: Simplify right side
    93,784.16x = 6,644,981,049.32
  5. Step 5: Solve for x
    x = 6,644,981,049.32/93,784.16
  6. Step 6: Final answer
    x = 70,853.98

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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.