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Finding the Fourth Proportional to 48,381.84, 66,732.84 and 44,416.08

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Solution

The fourth proportional to 48,381.84, 66,732.84 and 44,416.08 is: 61,262.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,381.84 : 66,732.84 = 44,416.08 : x
  2. Step 2: Convert to fraction form
    48,381.84/66,732.84 = 44,416.08/x
  3. Step 3: Cross multiply
    48,381.84x = 66,732.84 × 44,416.08
  4. Step 4: Simplify right side
    48,381.84x = 2,964,011,160.07
  5. Step 5: Solve for x
    x = 2,964,011,160.07/48,381.84
  6. Step 6: Final answer
    x = 61,262.89

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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.