Home / 67,640.05-93,346.02-37,424.88

Finding the Fourth Proportional to 67,640.05, 93,346.02 and 37,424.88

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Solution

The fourth proportional to 67,640.05, 93,346.02 and 37,424.88 is: 51,647.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,640.05 : 93,346.02 = 37,424.88 : x
  2. Step 2: Convert to fraction form
    67,640.05/93,346.02 = 37,424.88/x
  3. Step 3: Cross multiply
    67,640.05x = 93,346.02 × 37,424.88
  4. Step 4: Simplify right side
    67,640.05x = 3,493,463,596.98
  5. Step 5: Solve for x
    x = 3,493,463,596.98/67,640.05
  6. Step 6: Final answer
    x = 51,647.86

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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.