Home / 369,226.62-553,844.32-102,970.91

Finding the Fourth Proportional to 369,226.62, 553,844.32 and 102,970.91

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Solution

The fourth proportional to 369,226.62, 553,844.32 and 102,970.91 is: 154,457.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,226.62 : 553,844.32 = 102,970.91 : x
  2. Step 2: Convert to fraction form
    369,226.62/553,844.32 = 102,970.91/x
  3. Step 3: Cross multiply
    369,226.62x = 553,844.32 × 102,970.91
  4. Step 4: Simplify right side
    369,226.62x = 57,029,854,755.91
  5. Step 5: Solve for x
    x = 57,029,854,755.91/369,226.62
  6. Step 6: Final answer
    x = 154,457.59

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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.