Home / 93,816.68-140,761.09-56,402.58

Finding the Fourth Proportional to 93,816.68, 140,761.09 and 56,402.58

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Solution

The fourth proportional to 93,816.68, 140,761.09 and 56,402.58 is: 84,625.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,816.68 : 140,761.09 = 56,402.58 : x
  2. Step 2: Convert to fraction form
    93,816.68/140,761.09 = 56,402.58/x
  3. Step 3: Cross multiply
    93,816.68x = 140,761.09 × 56,402.58
  4. Step 4: Simplify right side
    93,816.68x = 7,939,288,639.61
  5. Step 5: Solve for x
    x = 7,939,288,639.61/93,816.68
  6. Step 6: Final answer
    x = 84,625.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.