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Finding the Fourth Proportional to 110,779.70, 152,491.14 and 96,607.94

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Solution

The fourth proportional to 110,779.70, 152,491.14 and 96,607.94 is: 132,983.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,779.70 : 152,491.14 = 96,607.94 : x
  2. Step 2: Convert to fraction form
    110,779.70/152,491.14 = 96,607.94/x
  3. Step 3: Cross multiply
    110,779.70x = 152,491.14 × 96,607.94
  4. Step 4: Simplify right side
    110,779.70x = 14,731,854,141.20
  5. Step 5: Solve for x
    x = 14,731,854,141.20/110,779.70
  6. Step 6: Final answer
    x = 132,983.34

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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.