Home / 97,009.64-133,872.81-54,568.47

Finding the Fourth Proportional to 97,009.64, 133,872.81 and 54,568.47

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Solution

The fourth proportional to 97,009.64, 133,872.81 and 54,568.47 is: 75,304.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,009.64 : 133,872.81 = 54,568.47 : x
  2. Step 2: Convert to fraction form
    97,009.64/133,872.81 = 54,568.47/x
  3. Step 3: Cross multiply
    97,009.64x = 133,872.81 × 54,568.47
  4. Step 4: Simplify right side
    97,009.64x = 7,305,234,416.30
  5. Step 5: Solve for x
    x = 7,305,234,416.30/97,009.64
  6. Step 6: Final answer
    x = 75,304.21

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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.