Home / 102,669.90-154,005.75-36,110.52

Finding the Fourth Proportional to 102,669.90, 154,005.75 and 36,110.52

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Solution

The fourth proportional to 102,669.90, 154,005.75 and 36,110.52 is: 54,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,669.90 : 154,005.75 = 36,110.52 : x
  2. Step 2: Convert to fraction form
    102,669.90/154,005.75 = 36,110.52/x
  3. Step 3: Cross multiply
    102,669.90x = 154,005.75 × 36,110.52
  4. Step 4: Simplify right side
    102,669.90x = 5,561,227,715.49
  5. Step 5: Solve for x
    x = 5,561,227,715.49/102,669.90
  6. Step 6: Final answer
    x = 54,166.10

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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.