Home / 63,103.45-87,076.03-34,809.13

Finding the Fourth Proportional to 63,103.45, 87,076.03 and 34,809.13

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Solution

The fourth proportional to 63,103.45, 87,076.03 and 34,809.13 is: 48,032.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,103.45 : 87,076.03 = 34,809.13 : x
  2. Step 2: Convert to fraction form
    63,103.45/87,076.03 = 34,809.13/x
  3. Step 3: Cross multiply
    63,103.45x = 87,076.03 × 34,809.13
  4. Step 4: Simplify right side
    63,103.45x = 3,031,040,674.11
  5. Step 5: Solve for x
    x = 3,031,040,674.11/63,103.45
  6. Step 6: Final answer
    x = 48,032.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.