Home / 268,518.42-370,463.31-166,507.20

Finding the Fourth Proportional to 268,518.42, 370,463.31 and 166,507.20

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Solution

The fourth proportional to 268,518.42, 370,463.31 and 166,507.20 is: 229,722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,518.42 : 370,463.31 = 166,507.20 : x
  2. Step 2: Convert to fraction form
    268,518.42/370,463.31 = 166,507.20/x
  3. Step 3: Cross multiply
    268,518.42x = 370,463.31 × 166,507.20
  4. Step 4: Simplify right side
    268,518.42x = 61,684,808,450.83
  5. Step 5: Solve for x
    x = 61,684,808,450.83/268,518.42
  6. Step 6: Final answer
    x = 229,722.82

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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.