Home / 262,212.12-393,710.76-150,018.84

Finding the Fourth Proportional to 262,212.12, 393,710.76 and 150,018.84

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Solution

The fourth proportional to 262,212.12, 393,710.76 and 150,018.84 is: 225,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,212.12 : 393,710.76 = 150,018.84 : x
  2. Step 2: Convert to fraction form
    262,212.12/393,710.76 = 150,018.84/x
  3. Step 3: Cross multiply
    262,212.12x = 393,710.76 × 150,018.84
  4. Step 4: Simplify right side
    262,212.12x = 59,064,031,510.72
  5. Step 5: Solve for x
    x = 59,064,031,510.72/262,212.12
  6. Step 6: Final answer
    x = 225,252.87

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1.5x scale

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.