Home / 236,220.64-354,224.24-67,702.40

Finding the Fourth Proportional to 236,220.64, 354,224.24 and 67,702.40

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Solution

The fourth proportional to 236,220.64, 354,224.24 and 67,702.40 is: 101,523.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,220.64 : 354,224.24 = 67,702.40 : x
  2. Step 2: Convert to fraction form
    236,220.64/354,224.24 = 67,702.40/x
  3. Step 3: Cross multiply
    236,220.64x = 354,224.24 × 67,702.40
  4. Step 4: Simplify right side
    236,220.64x = 23,981,831,186.18
  5. Step 5: Solve for x
    x = 23,981,831,186.18/236,220.64
  6. Step 6: Final answer
    x = 101,523.01

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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.