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Finding the Fourth Proportional to 74,649.63, 111,990.24 and 24,726.90

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Solution

The fourth proportional to 74,649.63, 111,990.24 and 24,726.90 is: 37,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,649.63 : 111,990.24 = 24,726.90 : x
  2. Step 2: Convert to fraction form
    74,649.63/111,990.24 = 24,726.90/x
  3. Step 3: Cross multiply
    74,649.63x = 111,990.24 × 24,726.90
  4. Step 4: Simplify right side
    74,649.63x = 2,769,171,465.46
  5. Step 5: Solve for x
    x = 2,769,171,465.46/74,649.63
  6. Step 6: Final answer
    x = 37,095.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.