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Finding the Fourth Proportional to 56,038.66, 84,057.84 and 18,601.54

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Solution

The fourth proportional to 56,038.66, 84,057.84 and 18,601.54 is: 27,902.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,038.66 : 84,057.84 = 18,601.54 : x
  2. Step 2: Convert to fraction form
    56,038.66/84,057.84 = 18,601.54/x
  3. Step 3: Cross multiply
    56,038.66x = 84,057.84 × 18,601.54
  4. Step 4: Simplify right side
    56,038.66x = 1,563,605,062.93
  5. Step 5: Solve for x
    x = 1,563,605,062.93/56,038.66
  6. Step 6: Final answer
    x = 27,902.26

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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.