Home / 356,002.37-533,920.49-103,215.02

Finding the Fourth Proportional to 356,002.37, 533,920.49 and 103,215.02

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Solution

The fourth proportional to 356,002.37, 533,920.49 and 103,215.02 is: 154,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,002.37 : 533,920.49 = 103,215.02 : x
  2. Step 2: Convert to fraction form
    356,002.37/533,920.49 = 103,215.02/x
  3. Step 3: Cross multiply
    356,002.37x = 533,920.49 × 103,215.02
  4. Step 4: Simplify right side
    356,002.37x = 55,108,611,255.14
  5. Step 5: Solve for x
    x = 55,108,611,255.14/356,002.37
  6. Step 6: Final answer
    x = 154,798.44

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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.