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Finding the Fourth Proportional to 56,048.78, 84,073.05 and 22,761.05

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Solution

The fourth proportional to 56,048.78, 84,073.05 and 22,761.05 is: 34,141.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,048.78 : 84,073.05 = 22,761.05 : x
  2. Step 2: Convert to fraction form
    56,048.78/84,073.05 = 22,761.05/x
  3. Step 3: Cross multiply
    56,048.78x = 84,073.05 × 22,761.05
  4. Step 4: Simplify right side
    56,048.78x = 1,913,590,474.34
  5. Step 5: Solve for x
    x = 1,913,590,474.34/56,048.78
  6. Step 6: Final answer
    x = 34,141.52

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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.