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Finding the Fourth Proportional to 84,955.63, 127,433.85 and 22,626.13

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Solution

The fourth proportional to 84,955.63, 127,433.85 and 22,626.13 is: 33,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,955.63 : 127,433.85 = 22,626.13 : x
  2. Step 2: Convert to fraction form
    84,955.63/127,433.85 = 22,626.13/x
  3. Step 3: Cross multiply
    84,955.63x = 127,433.85 × 22,626.13
  4. Step 4: Simplify right side
    84,955.63x = 2,883,334,856.50
  5. Step 5: Solve for x
    x = 2,883,334,856.50/84,955.63
  6. Step 6: Final answer
    x = 33,939.30

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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.