Home / 144,201.24-216,303.30-39,021.24

Finding the Fourth Proportional to 144,201.24, 216,303.30 and 39,021.24

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Solution

The fourth proportional to 144,201.24, 216,303.30 and 39,021.24 is: 58,532.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,201.24 : 216,303.30 = 39,021.24 : x
  2. Step 2: Convert to fraction form
    144,201.24/216,303.30 = 39,021.24/x
  3. Step 3: Cross multiply
    144,201.24x = 216,303.30 × 39,021.24
  4. Step 4: Simplify right side
    144,201.24x = 8,440,422,982.09
  5. Step 5: Solve for x
    x = 8,440,422,982.09/144,201.24
  6. Step 6: Final answer
    x = 58,532.25

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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.