Home / 89,569.48-134,369.52-36,950.20

Finding the Fourth Proportional to 89,569.48, 134,369.52 and 36,950.20

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Solution

The fourth proportional to 89,569.48, 134,369.52 and 36,950.20 is: 55,431.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,569.48 : 134,369.52 = 36,950.20 : x
  2. Step 2: Convert to fraction form
    89,569.48/134,369.52 = 36,950.20/x
  3. Step 3: Cross multiply
    89,569.48x = 134,369.52 × 36,950.20
  4. Step 4: Simplify right side
    89,569.48x = 4,964,980,637.90
  5. Step 5: Solve for x
    x = 4,964,980,637.90/89,569.48
  6. Step 6: Final answer
    x = 55,431.61

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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.