Home / 68,020.71-93,864.45-37,805.03

Finding the Fourth Proportional to 68,020.71, 93,864.45 and 37,805.03

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Solution

The fourth proportional to 68,020.71, 93,864.45 and 37,805.03 is: 52,168.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,020.71 : 93,864.45 = 37,805.03 : x
  2. Step 2: Convert to fraction form
    68,020.71/93,864.45 = 37,805.03/x
  3. Step 3: Cross multiply
    68,020.71x = 93,864.45 × 37,805.03
  4. Step 4: Simplify right side
    68,020.71x = 3,548,548,053.64
  5. Step 5: Solve for x
    x = 3,548,548,053.64/68,020.71
  6. Step 6: Final answer
    x = 52,168.64

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1.5x scale

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.