Home / 66,362.51-99,542.54-16,442.73

Finding the Fourth Proportional to 66,362.51, 99,542.54 and 16,442.73

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Solution

The fourth proportional to 66,362.51, 99,542.54 and 16,442.73 is: 24,663.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,362.51 : 99,542.54 = 16,442.73 : x
  2. Step 2: Convert to fraction form
    66,362.51/99,542.54 = 16,442.73/x
  3. Step 3: Cross multiply
    66,362.51x = 99,542.54 × 16,442.73
  4. Step 4: Simplify right side
    66,362.51x = 1,636,751,149.84
  5. Step 5: Solve for x
    x = 1,636,751,149.84/66,362.51
  6. Step 6: Final answer
    x = 24,663.79

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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.