Home / 109,569.03-164,254.86-39,399

Finding the Fourth Proportional to 109,569.03, 164,254.86 and 39,399

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Solution

The fourth proportional to 109,569.03, 164,254.86 and 39,399 is: 59,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,569.03 : 164,254.86 = 39,399 : x
  2. Step 2: Convert to fraction form
    109,569.03/164,254.86 = 39,399/x
  3. Step 3: Cross multiply
    109,569.03x = 164,254.86 × 39,399
  4. Step 4: Simplify right side
    109,569.03x = 6,471,477,229.14
  5. Step 5: Solve for x
    x = 6,471,477,229.14/109,569.03
  6. Step 6: Final answer
    x = 59,063.01

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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.