Home / 88,918.60-133,377.90-73,558.60

Finding the Fourth Proportional to 88,918.60, 133,377.90 and 73,558.60

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Solution

The fourth proportional to 88,918.60, 133,377.90 and 73,558.60 is: 110,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,918.60 : 133,377.90 = 73,558.60 : x
  2. Step 2: Convert to fraction form
    88,918.60/133,377.90 = 73,558.60/x
  3. Step 3: Cross multiply
    88,918.60x = 133,377.90 × 73,558.60
  4. Step 4: Simplify right side
    88,918.60x = 9,811,091,594.94
  5. Step 5: Solve for x
    x = 9,811,091,594.94/88,918.60
  6. Step 6: Final answer
    x = 110,337.90

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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.