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Finding the Fourth Proportional to 80,347.50, 110,867.91 and 44,537.50

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Solution

The fourth proportional to 80,347.50, 110,867.91 and 44,537.50 is: 61,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,347.50 : 110,867.91 = 44,537.50 : x
  2. Step 2: Convert to fraction form
    80,347.50/110,867.91 = 44,537.50/x
  3. Step 3: Cross multiply
    80,347.50x = 110,867.91 × 44,537.50
  4. Step 4: Simplify right side
    80,347.50x = 4,937,779,541.63
  5. Step 5: Solve for x
    x = 4,937,779,541.63/80,347.50
  6. Step 6: Final answer
    x = 61,455.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.