Home / 369,012.30-553,533-102,796.08

Finding the Fourth Proportional to 369,012.30, 553,533 and 102,796.08

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Solution

The fourth proportional to 369,012.30, 553,533 and 102,796.08 is: 154,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,012.30 : 553,533 = 102,796.08 : x
  2. Step 2: Convert to fraction form
    369,012.30/553,533 = 102,796.08/x
  3. Step 3: Cross multiply
    369,012.30x = 553,533 × 102,796.08
  4. Step 4: Simplify right side
    369,012.30x = 56,901,022,550.64
  5. Step 5: Solve for x
    x = 56,901,022,550.64/369,012.30
  6. Step 6: Final answer
    x = 154,198.17

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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.