Home / 99,403.53-148,980.61-59,452.03

Finding the Fourth Proportional to 99,403.53, 148,980.61 and 59,452.03

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Solution

The fourth proportional to 99,403.53, 148,980.61 and 59,452.03 is: 89,103.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,403.53 : 148,980.61 = 59,452.03 : x
  2. Step 2: Convert to fraction form
    99,403.53/148,980.61 = 59,452.03/x
  3. Step 3: Cross multiply
    99,403.53x = 148,980.61 × 59,452.03
  4. Step 4: Simplify right side
    99,403.53x = 8,857,199,695.14
  5. Step 5: Solve for x
    x = 8,857,199,695.14/99,403.53
  6. Step 6: Final answer
    x = 89,103.47

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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.