Home / 192,441.78-265,557.60-106,398.54

Finding the Fourth Proportional to 192,441.78, 265,557.60 and 106,398.54

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Solution

The fourth proportional to 192,441.78, 265,557.60 and 106,398.54 is: 146,823.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,441.78 : 265,557.60 = 106,398.54 : x
  2. Step 2: Convert to fraction form
    192,441.78/265,557.60 = 106,398.54/x
  3. Step 3: Cross multiply
    192,441.78x = 265,557.60 × 106,398.54
  4. Step 4: Simplify right side
    192,441.78x = 28,254,940,925.90
  5. Step 5: Solve for x
    x = 28,254,940,925.90/192,441.78
  6. Step 6: Final answer
    x = 146,823.32

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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.