Home / 240,678.76-332,139.32-133,250.56

Finding the Fourth Proportional to 240,678.76, 332,139.32 and 133,250.56

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Solution

The fourth proportional to 240,678.76, 332,139.32 and 133,250.56 is: 183,887.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,678.76 : 332,139.32 = 133,250.56 : x
  2. Step 2: Convert to fraction form
    240,678.76/332,139.32 = 133,250.56/x
  3. Step 3: Cross multiply
    240,678.76x = 332,139.32 × 133,250.56
  4. Step 4: Simplify right side
    240,678.76x = 44,257,750,388.02
  5. Step 5: Solve for x
    x = 44,257,750,388.02/240,678.76
  6. Step 6: Final answer
    x = 183,887.23

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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.