Home / 103,680.16-155,544.96-33,559.49

Finding the Fourth Proportional to 103,680.16, 155,544.96 and 33,559.49

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Solution

The fourth proportional to 103,680.16, 155,544.96 and 33,559.49 is: 50,347.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,680.16 : 155,544.96 = 33,559.49 : x
  2. Step 2: Convert to fraction form
    103,680.16/155,544.96 = 33,559.49/x
  3. Step 3: Cross multiply
    103,680.16x = 155,544.96 × 33,559.49
  4. Step 4: Simplify right side
    103,680.16x = 5,220,009,529.67
  5. Step 5: Solve for x
    x = 5,220,009,529.67/103,680.16
  6. Step 6: Final answer
    x = 50,347.24

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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.