Home / 240,688.36-332,178.78-140,086.36

Finding the Fourth Proportional to 240,688.36, 332,178.78 and 140,086.36

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Solution

The fourth proportional to 240,688.36, 332,178.78 and 140,086.36 is: 193,335.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,688.36 : 332,178.78 = 140,086.36 : x
  2. Step 2: Convert to fraction form
    240,688.36/332,178.78 = 140,086.36/x
  3. Step 3: Cross multiply
    240,688.36x = 332,178.78 × 140,086.36
  4. Step 4: Simplify right side
    240,688.36x = 46,533,716,159.44
  5. Step 5: Solve for x
    x = 46,533,716,159.44/240,688.36
  6. Step 6: Final answer
    x = 193,335.96

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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.