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Finding the Fourth Proportional to 56,737.40, 85,106.10 and 37,054.40

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Solution

The fourth proportional to 56,737.40, 85,106.10 and 37,054.40 is: 55,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,737.40 : 85,106.10 = 37,054.40 : x
  2. Step 2: Convert to fraction form
    56,737.40/85,106.10 = 37,054.40/x
  3. Step 3: Cross multiply
    56,737.40x = 85,106.10 × 37,054.40
  4. Step 4: Simplify right side
    56,737.40x = 3,153,555,471.84
  5. Step 5: Solve for x
    x = 3,153,555,471.84/56,737.40
  6. Step 6: Final answer
    x = 55,581.60

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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.