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Finding the Fourth Proportional to 82,620.57, 114,017.28 and 44,894.82

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Solution

The fourth proportional to 82,620.57, 114,017.28 and 44,894.82 is: 61,955.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,620.57 : 114,017.28 = 44,894.82 : x
  2. Step 2: Convert to fraction form
    82,620.57/114,017.28 = 44,894.82/x
  3. Step 3: Cross multiply
    82,620.57x = 114,017.28 × 44,894.82
  4. Step 4: Simplify right side
    82,620.57x = 5,118,785,262.49
  5. Step 5: Solve for x
    x = 5,118,785,262.49/82,620.57
  6. Step 6: Final answer
    x = 61,955.34

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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.