Home / 160,450.77-221,384.54-109,569.31

Finding the Fourth Proportional to 160,450.77, 221,384.54 and 109,569.31

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Solution

The fourth proportional to 160,450.77, 221,384.54 and 109,569.31 is: 151,180.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,450.77 : 221,384.54 = 109,569.31 : x
  2. Step 2: Convert to fraction form
    160,450.77/221,384.54 = 109,569.31/x
  3. Step 3: Cross multiply
    160,450.77x = 221,384.54 × 109,569.31
  4. Step 4: Simplify right side
    160,450.77x = 24,256,951,012.93
  5. Step 5: Solve for x
    x = 24,256,951,012.93/160,450.77
  6. Step 6: Final answer
    x = 151,180.02

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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.