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Finding the Fourth Proportional to 37,411.70, 56,141.84 and 19,893.83

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Solution

The fourth proportional to 37,411.70, 56,141.84 and 19,893.83 is: 29,853.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,411.70 : 56,141.84 = 19,893.83 : x
  2. Step 2: Convert to fraction form
    37,411.70/56,141.84 = 19,893.83/x
  3. Step 3: Cross multiply
    37,411.70x = 56,141.84 × 19,893.83
  4. Step 4: Simplify right side
    37,411.70x = 1,116,875,989.87
  5. Step 5: Solve for x
    x = 1,116,875,989.87/37,411.70
  6. Step 6: Final answer
    x = 29,853.66

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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.