Home / 103,409.58-155,114.94-36,852.24

Finding the Fourth Proportional to 103,409.58, 155,114.94 and 36,852.24

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Solution

The fourth proportional to 103,409.58, 155,114.94 and 36,852.24 is: 55,278.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,409.58 : 155,114.94 = 36,852.24 : x
  2. Step 2: Convert to fraction form
    103,409.58/155,114.94 = 36,852.24/x
  3. Step 3: Cross multiply
    103,409.58x = 155,114.94 × 36,852.24
  4. Step 4: Simplify right side
    103,409.58x = 5,716,332,996.47
  5. Step 5: Solve for x
    x = 5,716,332,996.47/103,409.58
  6. Step 6: Final answer
    x = 55,278.56

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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.