Home / 94,848.76-142,136.70-69,691.24

Finding the Fourth Proportional to 94,848.76, 142,136.70 and 69,691.24

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Solution

The fourth proportional to 94,848.76, 142,136.70 and 69,691.24 is: 104,436.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,848.76 : 142,136.70 = 69,691.24 : x
  2. Step 2: Convert to fraction form
    94,848.76/142,136.70 = 69,691.24/x
  3. Step 3: Cross multiply
    94,848.76x = 142,136.70 × 69,691.24
  4. Step 4: Simplify right side
    94,848.76x = 9,905,682,872.51
  5. Step 5: Solve for x
    x = 9,905,682,872.51/94,848.76
  6. Step 6: Final answer
    x = 104,436.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.