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Finding the Fourth Proportional to 53,881.93, 80,865.03 and 37,358.35

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Solution

The fourth proportional to 53,881.93, 80,865.03 and 37,358.35 is: 56,066.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,881.93 : 80,865.03 = 37,358.35 : x
  2. Step 2: Convert to fraction form
    53,881.93/80,865.03 = 37,358.35/x
  3. Step 3: Cross multiply
    53,881.93x = 80,865.03 × 37,358.35
  4. Step 4: Simplify right side
    53,881.93x = 3,020,984,093.50
  5. Step 5: Solve for x
    x = 3,020,984,093.50/53,881.93
  6. Step 6: Final answer
    x = 56,066.74

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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.