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Finding the Fourth Proportional to 104,291.80, 156,368.59 and 37,723.16

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Solution

The fourth proportional to 104,291.80, 156,368.59 and 37,723.16 is: 56,559.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,291.80 : 156,368.59 = 37,723.16 : x
  2. Step 2: Convert to fraction form
    104,291.80/156,368.59 = 37,723.16/x
  3. Step 3: Cross multiply
    104,291.80x = 156,368.59 × 37,723.16
  4. Step 4: Simplify right side
    104,291.80x = 5,898,717,636.16
  5. Step 5: Solve for x
    x = 5,898,717,636.16/104,291.80
  6. Step 6: Final answer
    x = 56,559.75

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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.