Home / 405,084.66-607,232.07-161,853.23

Finding the Fourth Proportional to 405,084.66, 607,232.07 and 161,853.23

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Solution

The fourth proportional to 405,084.66, 607,232.07 and 161,853.23 is: 242,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,084.66 : 607,232.07 = 161,853.23 : x
  2. Step 2: Convert to fraction form
    405,084.66/607,232.07 = 161,853.23/x
  3. Step 3: Cross multiply
    405,084.66x = 607,232.07 × 161,853.23
  4. Step 4: Simplify right side
    405,084.66x = 98,282,471,889.09
  5. Step 5: Solve for x
    x = 98,282,471,889.09/405,084.66
  6. Step 6: Final answer
    x = 242,622.05

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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.