Home / 95,122.36-142,684.74-28,558.62

Finding the Fourth Proportional to 95,122.36, 142,684.74 and 28,558.62

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Solution

The fourth proportional to 95,122.36, 142,684.74 and 28,558.62 is: 42,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,122.36 : 142,684.74 = 28,558.62 : x
  2. Step 2: Convert to fraction form
    95,122.36/142,684.74 = 28,558.62/x
  3. Step 3: Cross multiply
    95,122.36x = 142,684.74 × 28,558.62
  4. Step 4: Simplify right side
    95,122.36x = 4,074,879,269.46
  5. Step 5: Solve for x
    x = 4,074,879,269.46/95,122.36
  6. Step 6: Final answer
    x = 42,838.29

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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.