Home / 201,576.18-302,408.03-61,331.16

Finding the Fourth Proportional to 201,576.18, 302,408.03 and 61,331.16

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Solution

The fourth proportional to 201,576.18, 302,408.03 and 61,331.16 is: 92,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,576.18 : 302,408.03 = 61,331.16 : x
  2. Step 2: Convert to fraction form
    201,576.18/302,408.03 = 61,331.16/x
  3. Step 3: Cross multiply
    201,576.18x = 302,408.03 × 61,331.16
  4. Step 4: Simplify right side
    201,576.18x = 18,547,034,966.56
  5. Step 5: Solve for x
    x = 18,547,034,966.56/201,576.18
  6. Step 6: Final answer
    x = 92,010.05

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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.