Home / 268,436.63-370,433.09-147,577.05

Finding the Fourth Proportional to 268,436.63, 370,433.09 and 147,577.05

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Solution

The fourth proportional to 268,436.63, 370,433.09 and 147,577.05 is: 203,651.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,436.63 : 370,433.09 = 147,577.05 : x
  2. Step 2: Convert to fraction form
    268,436.63/370,433.09 = 147,577.05/x
  3. Step 3: Cross multiply
    268,436.63x = 370,433.09 × 147,577.05
  4. Step 4: Simplify right side
    268,436.63x = 54,667,421,906.70
  5. Step 5: Solve for x
    x = 54,667,421,906.70/268,436.63
  6. Step 6: Final answer
    x = 203,651.13

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1.5x scale

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.