Home / 67,905.87-93,705.75-37,691.25

Finding the Fourth Proportional to 67,905.87, 93,705.75 and 37,691.25

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Solution

The fourth proportional to 67,905.87, 93,705.75 and 37,691.25 is: 52,011.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,905.87 : 93,705.75 = 37,691.25 : x
  2. Step 2: Convert to fraction form
    67,905.87/93,705.75 = 37,691.25/x
  3. Step 3: Cross multiply
    67,905.87x = 93,705.75 × 37,691.25
  4. Step 4: Simplify right side
    67,905.87x = 3,531,886,849.69
  5. Step 5: Solve for x
    x = 3,531,886,849.69/67,905.87
  6. Step 6: Final answer
    x = 52,011.51

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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.