Home / 236,439.36-353,826.90-147,734.64

Finding the Fourth Proportional to 236,439.36, 353,826.90 and 147,734.64

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Solution

The fourth proportional to 236,439.36, 353,826.90 and 147,734.64 is: 221,082.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,439.36 : 353,826.90 = 147,734.64 : x
  2. Step 2: Convert to fraction form
    236,439.36/353,826.90 = 147,734.64/x
  3. Step 3: Cross multiply
    236,439.36x = 353,826.90 × 147,734.64
  4. Step 4: Simplify right side
    236,439.36x = 52,272,489,693.82
  5. Step 5: Solve for x
    x = 52,272,489,693.82/236,439.36
  6. Step 6: Final answer
    x = 221,082.01

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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.