Home / 98,965.62-148,455.45-39,801.60

Finding the Fourth Proportional to 98,965.62, 148,455.45 and 39,801.60

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Solution

The fourth proportional to 98,965.62, 148,455.45 and 39,801.60 is: 59,705.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,965.62 : 148,455.45 = 39,801.60 : x
  2. Step 2: Convert to fraction form
    98,965.62/148,455.45 = 39,801.60/x
  3. Step 3: Cross multiply
    98,965.62x = 148,455.45 × 39,801.60
  4. Step 4: Simplify right side
    98,965.62x = 5,908,764,438.72
  5. Step 5: Solve for x
    x = 5,908,764,438.72/98,965.62
  6. Step 6: Final answer
    x = 59,705.22

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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.