Home / 89,175.33-133,748.42-26,831.25

Finding the Fourth Proportional to 89,175.33, 133,748.42 and 26,831.25

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Solution

The fourth proportional to 89,175.33, 133,748.42 and 26,831.25 is: 40,242.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,175.33 : 133,748.42 = 26,831.25 : x
  2. Step 2: Convert to fraction form
    89,175.33/133,748.42 = 26,831.25/x
  3. Step 3: Cross multiply
    89,175.33x = 133,748.42 × 26,831.25
  4. Step 4: Simplify right side
    89,175.33x = 3,588,637,159.97
  5. Step 5: Solve for x
    x = 3,588,637,159.97/89,175.33
  6. Step 6: Final answer
    x = 40,242.49

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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.