Home / 268,501.50-370,542.78-161,032.32

Finding the Fourth Proportional to 268,501.50, 370,542.78 and 161,032.32

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Solution

The fourth proportional to 268,501.50, 370,542.78 and 161,032.32 is: 222,231.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,501.50 : 370,542.78 = 161,032.32 : x
  2. Step 2: Convert to fraction form
    268,501.50/370,542.78 = 161,032.32/x
  3. Step 3: Cross multiply
    268,501.50x = 370,542.78 × 161,032.32
  4. Step 4: Simplify right side
    268,501.50x = 59,669,363,522.65
  5. Step 5: Solve for x
    x = 59,669,363,522.65/268,501.50
  6. Step 6: Final answer
    x = 222,231.02

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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.