Home / 88,849.39-122,600.34-57,061.36

Finding the Fourth Proportional to 88,849.39, 122,600.34 and 57,061.36

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Solution

The fourth proportional to 88,849.39, 122,600.34 and 57,061.36 is: 78,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,849.39 : 122,600.34 = 57,061.36 : x
  2. Step 2: Convert to fraction form
    88,849.39/122,600.34 = 57,061.36/x
  3. Step 3: Cross multiply
    88,849.39x = 122,600.34 × 57,061.36
  4. Step 4: Simplify right side
    88,849.39x = 6,995,742,136.86
  5. Step 5: Solve for x
    x = 6,995,742,136.86/88,849.39
  6. Step 6: Final answer
    x = 78,737.09

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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.