Home / 268,006.40-369,849.54-147,155.52

Finding the Fourth Proportional to 268,006.40, 369,849.54 and 147,155.52

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Solution

The fourth proportional to 268,006.40, 369,849.54 and 147,155.52 is: 203,075.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,006.40 : 369,849.54 = 147,155.52 : x
  2. Step 2: Convert to fraction form
    268,006.40/369,849.54 = 147,155.52/x
  3. Step 3: Cross multiply
    268,006.40x = 369,849.54 × 147,155.52
  4. Step 4: Simplify right side
    268,006.40x = 54,425,401,380.46
  5. Step 5: Solve for x
    x = 54,425,401,380.46/268,006.40
  6. Step 6: Final answer
    x = 203,075.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.