Home / 35,082.81-52,623.50-8,787.69

Finding the Fourth Proportional to 35,082.81, 52,623.50 and 8,787.69

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Solution

The fourth proportional to 35,082.81, 52,623.50 and 8,787.69 is: 13,181.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,082.81 : 52,623.50 = 8,787.69 : x
  2. Step 2: Convert to fraction form
    35,082.81/52,623.50 = 8,787.69/x
  3. Step 3: Cross multiply
    35,082.81x = 52,623.50 × 8,787.69
  4. Step 4: Simplify right side
    35,082.81x = 462,438,960.78
  5. Step 5: Solve for x
    x = 462,438,960.78/35,082.81
  6. Step 6: Final answer
    x = 13,181.35

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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.