Home / 179,448.06-268,728.90-133,746.18

Finding the Fourth Proportional to 179,448.06, 268,728.90 and 133,746.18

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Solution

The fourth proportional to 179,448.06, 268,728.90 and 133,746.18 is: 200,288.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,448.06 : 268,728.90 = 133,746.18 : x
  2. Step 2: Convert to fraction form
    179,448.06/268,728.90 = 133,746.18/x
  3. Step 3: Cross multiply
    179,448.06x = 268,728.90 × 133,746.18
  4. Step 4: Simplify right side
    179,448.06x = 35,941,463,830.60
  5. Step 5: Solve for x
    x = 35,941,463,830.60/179,448.06
  6. Step 6: Final answer
    x = 200,288.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.