Home / 177,230.31-265,738.36-70,630.66

Finding the Fourth Proportional to 177,230.31, 265,738.36 and 70,630.66

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Solution

The fourth proportional to 177,230.31, 265,738.36 and 70,630.66 is: 105,903.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,230.31 : 265,738.36 = 70,630.66 : x
  2. Step 2: Convert to fraction form
    177,230.31/265,738.36 = 70,630.66/x
  3. Step 3: Cross multiply
    177,230.31x = 265,738.36 × 70,630.66
  4. Step 4: Simplify right side
    177,230.31x = 18,769,275,754.12
  5. Step 5: Solve for x
    x = 18,769,275,754.12/177,230.31
  6. Step 6: Final answer
    x = 105,903.31

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1.5x scale

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.