Home / 160,398.41-221,405.12-92,442.51

Finding the Fourth Proportional to 160,398.41, 221,405.12 and 92,442.51

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Solution

The fourth proportional to 160,398.41, 221,405.12 and 92,442.51 is: 127,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,398.41 : 221,405.12 = 92,442.51 : x
  2. Step 2: Convert to fraction form
    160,398.41/221,405.12 = 92,442.51/x
  3. Step 3: Cross multiply
    160,398.41x = 221,405.12 × 92,442.51
  4. Step 4: Simplify right side
    160,398.41x = 20,467,244,557.44
  5. Step 5: Solve for x
    x = 20,467,244,557.44/160,398.41
  6. Step 6: Final answer
    x = 127,602.54

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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.