Home / 69,730.34-96,226.14-40,664.00

Finding the Fourth Proportional to 69,730.34, 96,226.14 and 40,664.00

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Solution

The fourth proportional to 69,730.34, 96,226.14 and 40,664.00 is: 56,115.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,730.34 : 96,226.14 = 40,664.00 : x
  2. Step 2: Convert to fraction form
    69,730.34/96,226.14 = 40,664.00/x
  3. Step 3: Cross multiply
    69,730.34x = 96,226.14 × 40,664.00
  4. Step 4: Simplify right side
    69,730.34x = 3,912,940,150.02
  5. Step 5: Solve for x
    x = 3,912,940,150.02/69,730.34
  6. Step 6: Final answer
    x = 56,115.32

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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.