Home / 171,110.74-236,161.95-99,532.25

Finding the Fourth Proportional to 171,110.74, 236,161.95 and 99,532.25

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Solution

The fourth proportional to 171,110.74, 236,161.95 and 99,532.25 is: 137,371.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,110.74 : 236,161.95 = 99,532.25 : x
  2. Step 2: Convert to fraction form
    171,110.74/236,161.95 = 99,532.25/x
  3. Step 3: Cross multiply
    171,110.74x = 236,161.95 × 99,532.25
  4. Step 4: Simplify right side
    171,110.74x = 23,505,730,247.89
  5. Step 5: Solve for x
    x = 23,505,730,247.89/171,110.74
  6. Step 6: Final answer
    x = 137,371.45

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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.