Home / 351,534.36-527,389.02-102,216.36

Finding the Fourth Proportional to 351,534.36, 527,389.02 and 102,216.36

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Solution

The fourth proportional to 351,534.36, 527,389.02 and 102,216.36 is: 153,349.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,534.36 : 527,389.02 = 102,216.36 : x
  2. Step 2: Convert to fraction form
    351,534.36/527,389.02 = 102,216.36/x
  3. Step 3: Cross multiply
    351,534.36x = 527,389.02 × 102,216.36
  4. Step 4: Simplify right side
    351,534.36x = 53,907,785,928.37
  5. Step 5: Solve for x
    x = 53,907,785,928.37/351,534.36
  6. Step 6: Final answer
    x = 153,349.98

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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.