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Finding the Fourth Proportional to 44,543.17, 66,827.06 and 39,647.03

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Solution

The fourth proportional to 44,543.17, 66,827.06 and 39,647.03 is: 59,481.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,543.17 : 66,827.06 = 39,647.03 : x
  2. Step 2: Convert to fraction form
    44,543.17/66,827.06 = 39,647.03/x
  3. Step 3: Cross multiply
    44,543.17x = 66,827.06 × 39,647.03
  4. Step 4: Simplify right side
    44,543.17x = 2,649,494,068.94
  5. Step 5: Solve for x
    x = 2,649,494,068.94/44,543.17
  6. Step 6: Final answer
    x = 59,481.49

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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.