Home / 134,880.72-202,170.36-50,559.76

Finding the Fourth Proportional to 134,880.72, 202,170.36 and 50,559.76

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Solution

The fourth proportional to 134,880.72, 202,170.36 and 50,559.76 is: 75,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,880.72 : 202,170.36 = 50,559.76 : x
  2. Step 2: Convert to fraction form
    134,880.72/202,170.36 = 50,559.76/x
  3. Step 3: Cross multiply
    134,880.72x = 202,170.36 × 50,559.76
  4. Step 4: Simplify right side
    134,880.72x = 10,221,684,880.71
  5. Step 5: Solve for x
    x = 10,221,684,880.71/134,880.72
  6. Step 6: Final answer
    x = 75,783.14

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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.