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Finding the Fourth Proportional to 70,779.44, 106,162.08 and 24,031.60

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Solution

The fourth proportional to 70,779.44, 106,162.08 and 24,031.60 is: 36,045.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,779.44 : 106,162.08 = 24,031.60 : x
  2. Step 2: Convert to fraction form
    70,779.44/106,162.08 = 24,031.60/x
  3. Step 3: Cross multiply
    70,779.44x = 106,162.08 × 24,031.60
  4. Step 4: Simplify right side
    70,779.44x = 2,551,244,641.73
  5. Step 5: Solve for x
    x = 2,551,244,641.73/70,779.44
  6. Step 6: Final answer
    x = 36,045.00

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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.