Home / 267,516.41-401,327.05-99,038.03

Finding the Fourth Proportional to 267,516.41, 401,327.05 and 99,038.03

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Solution

The fourth proportional to 267,516.41, 401,327.05 and 99,038.03 is: 148,576.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,516.41 : 401,327.05 = 99,038.03 : x
  2. Step 2: Convert to fraction form
    267,516.41/401,327.05 = 99,038.03/x
  3. Step 3: Cross multiply
    267,516.41x = 401,327.05 × 99,038.03
  4. Step 4: Simplify right side
    267,516.41x = 39,746,638,163.48
  5. Step 5: Solve for x
    x = 39,746,638,163.48/267,516.41
  6. Step 6: Final answer
    x = 148,576.45

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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.