Home / 171,775.54-236,894.93-107,250.60

Finding the Fourth Proportional to 171,775.54, 236,894.93 and 107,250.60

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Solution

The fourth proportional to 171,775.54, 236,894.93 and 107,250.60 is: 147,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,775.54 : 236,894.93 = 107,250.60 : x
  2. Step 2: Convert to fraction form
    171,775.54/236,894.93 = 107,250.60/x
  3. Step 3: Cross multiply
    171,775.54x = 236,894.93 × 107,250.60
  4. Step 4: Simplify right side
    171,775.54x = 25,407,122,801.22
  5. Step 5: Solve for x
    x = 25,407,122,801.22/171,775.54
  6. Step 6: Final answer
    x = 147,908.86

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1.5x scale

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.