Home / 99,365.70-149,071.58-52,006.52

Finding the Fourth Proportional to 99,365.70, 149,071.58 and 52,006.52

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Solution

The fourth proportional to 99,365.70, 149,071.58 and 52,006.52 is: 78,021.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,365.70 : 149,071.58 = 52,006.52 : x
  2. Step 2: Convert to fraction form
    99,365.70/149,071.58 = 52,006.52/x
  3. Step 3: Cross multiply
    99,365.70x = 149,071.58 × 52,006.52
  4. Step 4: Simplify right side
    99,365.70x = 7,752,694,106.70
  5. Step 5: Solve for x
    x = 7,752,694,106.70/99,365.70
  6. Step 6: Final answer
    x = 78,021.83

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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.