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Finding the Fourth Proportional to 73,681.95, 110,457.27 and 34,217.54

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Solution

The fourth proportional to 73,681.95, 110,457.27 and 34,217.54 is: 51,295.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,681.95 : 110,457.27 = 34,217.54 : x
  2. Step 2: Convert to fraction form
    73,681.95/110,457.27 = 34,217.54/x
  3. Step 3: Cross multiply
    73,681.95x = 110,457.27 × 34,217.54
  4. Step 4: Simplify right side
    73,681.95x = 3,779,575,916.44
  5. Step 5: Solve for x
    x = 3,779,575,916.44/73,681.95
  6. Step 6: Final answer
    x = 51,295.82

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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.