Home / 63,712.84-87,794.13-49,285.06

Finding the Fourth Proportional to 63,712.84, 87,794.13 and 49,285.06

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Solution

The fourth proportional to 63,712.84, 87,794.13 and 49,285.06 is: 67,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,712.84 : 87,794.13 = 49,285.06 : x
  2. Step 2: Convert to fraction form
    63,712.84/87,794.13 = 49,285.06/x
  3. Step 3: Cross multiply
    63,712.84x = 87,794.13 × 49,285.06
  4. Step 4: Simplify right side
    63,712.84x = 4,326,938,964.70
  5. Step 5: Solve for x
    x = 4,326,938,964.70/63,712.84
  6. Step 6: Final answer
    x = 67,913.14

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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.