Home / 99,760.74-149,556.88-46,425.14

Finding the Fourth Proportional to 99,760.74, 149,556.88 and 46,425.14

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Solution

The fourth proportional to 99,760.74, 149,556.88 and 46,425.14 is: 69,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,760.74 : 149,556.88 = 46,425.14 : x
  2. Step 2: Convert to fraction form
    99,760.74/149,556.88 = 46,425.14/x
  3. Step 3: Cross multiply
    99,760.74x = 149,556.88 × 46,425.14
  4. Step 4: Simplify right side
    99,760.74x = 6,943,199,091.96
  5. Step 5: Solve for x
    x = 6,943,199,091.96/99,760.74
  6. Step 6: Final answer
    x = 69,598.51

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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.