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Finding the Fourth Proportional to 82,392.66, 113,701.98 and 44,666.90

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Solution

The fourth proportional to 82,392.66, 113,701.98 and 44,666.90 is: 61,640.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,392.66 : 113,701.98 = 44,666.90 : x
  2. Step 2: Convert to fraction form
    82,392.66/113,701.98 = 44,666.90/x
  3. Step 3: Cross multiply
    82,392.66x = 113,701.98 × 44,666.90
  4. Step 4: Simplify right side
    82,392.66x = 5,078,714,970.46
  5. Step 5: Solve for x
    x = 5,078,714,970.46/82,392.66
  6. Step 6: Final answer
    x = 61,640.38

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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.