Home / 67,921.79-93,727.59-37,705.64

Finding the Fourth Proportional to 67,921.79, 93,727.59 and 37,705.64

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Solution

The fourth proportional to 67,921.79, 93,727.59 and 37,705.64 is: 52,031.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,921.79 : 93,727.59 = 37,705.64 : x
  2. Step 2: Convert to fraction form
    67,921.79/93,727.59 = 37,705.64/x
  3. Step 3: Cross multiply
    67,921.79x = 93,727.59 × 37,705.64
  4. Step 4: Simplify right side
    67,921.79x = 3,534,058,297.97
  5. Step 5: Solve for x
    x = 3,534,058,297.97/67,921.79
  6. Step 6: Final answer
    x = 52,031.29

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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.