Home / 112,509.36-155,262.24-62,208

Finding the Fourth Proportional to 112,509.36, 155,262.24 and 62,208

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Solution

The fourth proportional to 112,509.36, 155,262.24 and 62,208 is: 85,846.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,509.36 : 155,262.24 = 62,208 : x
  2. Step 2: Convert to fraction form
    112,509.36/155,262.24 = 62,208/x
  3. Step 3: Cross multiply
    112,509.36x = 155,262.24 × 62,208
  4. Step 4: Simplify right side
    112,509.36x = 9,658,553,425.92
  5. Step 5: Solve for x
    x = 9,658,553,425.92/112,509.36
  6. Step 6: Final answer
    x = 85,846.67

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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.