Home / 99,374.42-148,897.82-57,289.98

Finding the Fourth Proportional to 99,374.42, 148,897.82 and 57,289.98

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Solution

The fourth proportional to 99,374.42, 148,897.82 and 57,289.98 is: 85,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,374.42 : 148,897.82 = 57,289.98 : x
  2. Step 2: Convert to fraction form
    99,374.42/148,897.82 = 57,289.98/x
  3. Step 3: Cross multiply
    99,374.42x = 148,897.82 × 57,289.98
  4. Step 4: Simplify right side
    99,374.42x = 8,530,352,843.39
  5. Step 5: Solve for x
    x = 8,530,352,843.39/99,374.42
  6. Step 6: Final answer
    x = 85,840.53

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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.