Home / 236,107.46-325,818.80-128,675.18

Finding the Fourth Proportional to 236,107.46, 325,818.80 and 128,675.18

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Solution

The fourth proportional to 236,107.46, 325,818.80 and 128,675.18 is: 177,566.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,107.46 : 325,818.80 = 128,675.18 : x
  2. Step 2: Convert to fraction form
    236,107.46/325,818.80 = 128,675.18/x
  3. Step 3: Cross multiply
    236,107.46x = 325,818.80 × 128,675.18
  4. Step 4: Simplify right side
    236,107.46x = 41,924,794,114.88
  5. Step 5: Solve for x
    x = 41,924,794,114.88/236,107.46
  6. Step 6: Final answer
    x = 177,566.58

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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.