Home / 63,669.84-87,867.36-35,376

Finding the Fourth Proportional to 63,669.84, 87,867.36 and 35,376

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Solution

The fourth proportional to 63,669.84, 87,867.36 and 35,376 is: 48,820.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,669.84 : 87,867.36 = 35,376 : x
  2. Step 2: Convert to fraction form
    63,669.84/87,867.36 = 35,376/x
  3. Step 3: Cross multiply
    63,669.84x = 87,867.36 × 35,376
  4. Step 4: Simplify right side
    63,669.84x = 3,108,395,727.36
  5. Step 5: Solve for x
    x = 3,108,395,727.36/63,669.84
  6. Step 6: Final answer
    x = 48,820.54

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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.