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Finding the Fourth Proportional to 53,826.40, 80,710.80 and 22,626.40

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Solution

The fourth proportional to 53,826.40, 80,710.80 and 22,626.40 is: 33,927.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,826.40 : 80,710.80 = 22,626.40 : x
  2. Step 2: Convert to fraction form
    53,826.40/80,710.80 = 22,626.40/x
  3. Step 3: Cross multiply
    53,826.40x = 80,710.80 × 22,626.40
  4. Step 4: Simplify right side
    53,826.40x = 1,826,194,845.12
  5. Step 5: Solve for x
    x = 1,826,194,845.12/53,826.40
  6. Step 6: Final answer
    x = 33,927.49

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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.