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Finding the Fourth Proportional to 71,011.45, 106,436.24 and 44,369.74

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Solution

The fourth proportional to 71,011.45, 106,436.24 and 44,369.74 is: 66,504.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,011.45 : 106,436.24 = 44,369.74 : x
  2. Step 2: Convert to fraction form
    71,011.45/106,436.24 = 44,369.74/x
  3. Step 3: Cross multiply
    71,011.45x = 106,436.24 × 44,369.74
  4. Step 4: Simplify right side
    71,011.45x = 4,722,547,541.35
  5. Step 5: Solve for x
    x = 4,722,547,541.35/71,011.45
  6. Step 6: Final answer
    x = 66,504.03

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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.