Home / 63,555.64-87,703.86-34,874.59

Finding the Fourth Proportional to 63,555.64, 87,703.86 and 34,874.59

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Solution

The fourth proportional to 63,555.64, 87,703.86 and 34,874.59 is: 48,125.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,555.64 : 87,703.86 = 34,874.59 : x
  2. Step 2: Convert to fraction form
    63,555.64/87,703.86 = 34,874.59/x
  3. Step 3: Cross multiply
    63,555.64x = 87,703.86 × 34,874.59
  4. Step 4: Simplify right side
    63,555.64x = 3,058,636,158.92
  5. Step 5: Solve for x
    x = 3,058,636,158.92/63,555.64
  6. Step 6: Final answer
    x = 48,125.33

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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.