Home / 267,632.44-401,428.14-99,073.60

Finding the Fourth Proportional to 267,632.44, 401,428.14 and 99,073.60

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Solution

The fourth proportional to 267,632.44, 401,428.14 and 99,073.60 is: 148,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,632.44 : 401,428.14 = 99,073.60 : x
  2. Step 2: Convert to fraction form
    267,632.44/401,428.14 = 99,073.60/x
  3. Step 3: Cross multiply
    267,632.44x = 401,428.14 × 99,073.60
  4. Step 4: Simplify right side
    267,632.44x = 39,770,930,971.10
  5. Step 5: Solve for x
    x = 39,770,930,971.10/267,632.44
  6. Step 6: Final answer
    x = 148,602.80

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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.