Home / 74,038.58-111,057.79-24,118.60

Finding the Fourth Proportional to 74,038.58, 111,057.79 and 24,118.60

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Solution

The fourth proportional to 74,038.58, 111,057.79 and 24,118.60 is: 36,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,038.58 : 111,057.79 = 24,118.60 : x
  2. Step 2: Convert to fraction form
    74,038.58/111,057.79 = 24,118.60/x
  3. Step 3: Cross multiply
    74,038.58x = 111,057.79 × 24,118.60
  4. Step 4: Simplify right side
    74,038.58x = 2,678,558,214.78
  5. Step 5: Solve for x
    x = 2,678,558,214.78/74,038.58
  6. Step 6: Final answer
    x = 36,177.87

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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.