Home / 174,631.92-261,752.04-69,422.64

Finding the Fourth Proportional to 174,631.92, 261,752.04 and 69,422.64

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Solution

The fourth proportional to 174,631.92, 261,752.04 and 69,422.64 is: 104,056.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,631.92 : 261,752.04 = 69,422.64 : x
  2. Step 2: Convert to fraction form
    174,631.92/261,752.04 = 69,422.64/x
  3. Step 3: Cross multiply
    174,631.92x = 261,752.04 × 69,422.64
  4. Step 4: Simplify right side
    174,631.92x = 18,171,517,642.19
  5. Step 5: Solve for x
    x = 18,171,517,642.19/174,631.92
  6. Step 6: Final answer
    x = 104,056.11

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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.