Home / 68,001.40-93,840.06-37,785.94

Finding the Fourth Proportional to 68,001.40, 93,840.06 and 37,785.94

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Solution

The fourth proportional to 68,001.40, 93,840.06 and 37,785.94 is: 52,143.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,001.40 : 93,840.06 = 37,785.94 : x
  2. Step 2: Convert to fraction form
    68,001.40/93,840.06 = 37,785.94/x
  3. Step 3: Cross multiply
    68,001.40x = 93,840.06 × 37,785.94
  4. Step 4: Simplify right side
    68,001.40x = 3,545,834,876.76
  5. Step 5: Solve for x
    x = 3,545,834,876.76/68,001.40
  6. Step 6: Final answer
    x = 52,143.56

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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.