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Finding the Fourth Proportional to 74,637.99, 102,994.20 and 44,006.22

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Solution

The fourth proportional to 74,637.99, 102,994.20 and 44,006.22 is: 60,724.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,637.99 : 102,994.20 = 44,006.22 : x
  2. Step 2: Convert to fraction form
    74,637.99/102,994.20 = 44,006.22/x
  3. Step 3: Cross multiply
    74,637.99x = 102,994.20 × 44,006.22
  4. Step 4: Simplify right side
    74,637.99x = 4,532,385,423.92
  5. Step 5: Solve for x
    x = 4,532,385,423.92/74,637.99
  6. Step 6: Final answer
    x = 60,724.91

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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.