Home / 369,115.82-553,673.91-102,883.22

Finding the Fourth Proportional to 369,115.82, 553,673.91 and 102,883.22

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Solution

The fourth proportional to 369,115.82, 553,673.91 and 102,883.22 is: 154,324.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,115.82 : 553,673.91 = 102,883.22 : x
  2. Step 2: Convert to fraction form
    369,115.82/553,673.91 = 102,883.22/x
  3. Step 3: Cross multiply
    369,115.82x = 553,673.91 × 102,883.22
  4. Step 4: Simplify right side
    369,115.82x = 56,963,754,690.79
  5. Step 5: Solve for x
    x = 56,963,754,690.79/369,115.82
  6. Step 6: Final answer
    x = 154,324.88

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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.