Home / 55,150.49-82,712.07-15,707.95

Finding the Fourth Proportional to 55,150.49, 82,712.07 and 15,707.95

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Solution

The fourth proportional to 55,150.49, 82,712.07 and 15,707.95 is: 23,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,150.49 : 82,712.07 = 15,707.95 : x
  2. Step 2: Convert to fraction form
    55,150.49/82,712.07 = 15,707.95/x
  3. Step 3: Cross multiply
    55,150.49x = 82,712.07 × 15,707.95
  4. Step 4: Simplify right side
    55,150.49x = 1,299,236,853.18
  5. Step 5: Solve for x
    x = 1,299,236,853.18/55,150.49
  6. Step 6: Final answer
    x = 23,558.03

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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.