Home / 99,302.67-148,907.07-36,078.70

Finding the Fourth Proportional to 99,302.67, 148,907.07 and 36,078.70

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Solution

The fourth proportional to 99,302.67, 148,907.07 and 36,078.70 is: 54,101.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,302.67 : 148,907.07 = 36,078.70 : x
  2. Step 2: Convert to fraction form
    99,302.67/148,907.07 = 36,078.70/x
  3. Step 3: Cross multiply
    99,302.67x = 148,907.07 × 36,078.70
  4. Step 4: Simplify right side
    99,302.67x = 5,372,373,506.41
  5. Step 5: Solve for x
    x = 5,372,373,506.41/99,302.67
  6. Step 6: Final answer
    x = 54,101.00

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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.