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Finding the Fourth Proportional to 44,261.08, 66,391.70 and 12,671.08

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Solution

The fourth proportional to 44,261.08, 66,391.70 and 12,671.08 is: 19,006.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,261.08 : 66,391.70 = 12,671.08 : x
  2. Step 2: Convert to fraction form
    44,261.08/66,391.70 = 12,671.08/x
  3. Step 3: Cross multiply
    44,261.08x = 66,391.70 × 12,671.08
  4. Step 4: Simplify right side
    44,261.08x = 841,254,542.04
  5. Step 5: Solve for x
    x = 841,254,542.04/44,261.08
  6. Step 6: Final answer
    x = 19,006.64

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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.