Home / 63,521.75-87,655.23-34,836.81

Finding the Fourth Proportional to 63,521.75, 87,655.23 and 34,836.81

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Solution

The fourth proportional to 63,521.75, 87,655.23 and 34,836.81 is: 48,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,521.75 : 87,655.23 = 34,836.81 : x
  2. Step 2: Convert to fraction form
    63,521.75/87,655.23 = 34,836.81/x
  3. Step 3: Cross multiply
    63,521.75x = 87,655.23 × 34,836.81
  4. Step 4: Simplify right side
    63,521.75x = 3,053,628,593.02
  5. Step 5: Solve for x
    x = 3,053,628,593.02/63,521.75
  6. Step 6: Final answer
    x = 48,072.18

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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.