Home / 259,150.14-357,639.30-151,754.76

Finding the Fourth Proportional to 259,150.14, 357,639.30 and 151,754.76

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Solution

The fourth proportional to 259,150.14, 357,639.30 and 151,754.76 is: 209,428.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,150.14 : 357,639.30 = 151,754.76 : x
  2. Step 2: Convert to fraction form
    259,150.14/357,639.30 = 151,754.76/x
  3. Step 3: Cross multiply
    259,150.14x = 357,639.30 × 151,754.76
  4. Step 4: Simplify right side
    259,150.14x = 54,273,466,138.07
  5. Step 5: Solve for x
    x = 54,273,466,138.07/259,150.14
  6. Step 6: Final answer
    x = 209,428.66

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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.