Home / 160,342.66-221,247.93-92,362.42

Finding the Fourth Proportional to 160,342.66, 221,247.93 and 92,362.42

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Solution

The fourth proportional to 160,342.66, 221,247.93 and 92,362.42 is: 127,445.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,342.66 : 221,247.93 = 92,362.42 : x
  2. Step 2: Convert to fraction form
    160,342.66/221,247.93 = 92,362.42/x
  3. Step 3: Cross multiply
    160,342.66x = 221,247.93 × 92,362.42
  4. Step 4: Simplify right side
    160,342.66x = 20,434,994,234.79
  5. Step 5: Solve for x
    x = 20,434,994,234.79/160,342.66
  6. Step 6: Final answer
    x = 127,445.77

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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.