Home / 63,358.08-87,435.09-35,064.78

Finding the Fourth Proportional to 63,358.08, 87,435.09 and 35,064.78

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Solution

The fourth proportional to 63,358.08, 87,435.09 and 35,064.78 is: 48,389.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,358.08 : 87,435.09 = 35,064.78 : x
  2. Step 2: Convert to fraction form
    63,358.08/87,435.09 = 35,064.78/x
  3. Step 3: Cross multiply
    63,358.08x = 87,435.09 × 35,064.78
  4. Step 4: Simplify right side
    63,358.08x = 3,065,892,195.13
  5. Step 5: Solve for x
    x = 3,065,892,195.13/63,358.08
  6. Step 6: Final answer
    x = 48,389.92

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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.