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Finding the Fourth Proportional to 108,484.83, 162,774.99 and 37,418.22

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Solution

The fourth proportional to 108,484.83, 162,774.99 and 37,418.22 is: 56,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,484.83 : 162,774.99 = 37,418.22 : x
  2. Step 2: Convert to fraction form
    108,484.83/162,774.99 = 37,418.22/x
  3. Step 3: Cross multiply
    108,484.83x = 162,774.99 × 37,418.22
  4. Step 4: Simplify right side
    108,484.83x = 6,090,750,386.32
  5. Step 5: Solve for x
    x = 6,090,750,386.32/108,484.83
  6. Step 6: Final answer
    x = 56,143.80

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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.