Home / 259,569.04-389,186.16-101,813.44

Finding the Fourth Proportional to 259,569.04, 389,186.16 and 101,813.44

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Solution

The fourth proportional to 259,569.04, 389,186.16 and 101,813.44 is: 152,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,569.04 : 389,186.16 = 101,813.44 : x
  2. Step 2: Convert to fraction form
    259,569.04/389,186.16 = 101,813.44/x
  3. Step 3: Cross multiply
    259,569.04x = 389,186.16 × 101,813.44
  4. Step 4: Simplify right side
    259,569.04x = 39,624,381,749.99
  5. Step 5: Solve for x
    x = 39,624,381,749.99/259,569.04
  6. Step 6: Final answer
    x = 152,654.50

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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.