Home / 89,350.09-133,690.14-53,194.30

Finding the Fourth Proportional to 89,350.09, 133,690.14 and 53,194.30

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Solution

The fourth proportional to 89,350.09, 133,690.14 and 53,194.30 is: 79,592.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,350.09 : 133,690.14 = 53,194.30 : x
  2. Step 2: Convert to fraction form
    89,350.09/133,690.14 = 53,194.30/x
  3. Step 3: Cross multiply
    89,350.09x = 133,690.14 × 53,194.30
  4. Step 4: Simplify right side
    89,350.09x = 7,111,553,414.20
  5. Step 5: Solve for x
    x = 7,111,553,414.20/89,350.09
  6. Step 6: Final answer
    x = 79,592.01

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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.