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Finding the Fourth Proportional to 57,810.15, 86,594.04 and 36,739.35

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Solution

The fourth proportional to 57,810.15, 86,594.04 and 36,739.35 is: 55,032.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,810.15 : 86,594.04 = 36,739.35 : x
  2. Step 2: Convert to fraction form
    57,810.15/86,594.04 = 36,739.35/x
  3. Step 3: Cross multiply
    57,810.15x = 86,594.04 × 36,739.35
  4. Step 4: Simplify right side
    57,810.15x = 3,181,408,743.47
  5. Step 5: Solve for x
    x = 3,181,408,743.47/57,810.15
  6. Step 6: Final answer
    x = 55,032.01

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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.