Home / 262,014.30-393,021.45-84,527.10

Finding the Fourth Proportional to 262,014.30, 393,021.45 and 84,527.10

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Solution

The fourth proportional to 262,014.30, 393,021.45 and 84,527.10 is: 126,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,014.30 : 393,021.45 = 84,527.10 : x
  2. Step 2: Convert to fraction form
    262,014.30/393,021.45 = 84,527.10/x
  3. Step 3: Cross multiply
    262,014.30x = 393,021.45 × 84,527.10
  4. Step 4: Simplify right side
    262,014.30x = 33,220,963,406.30
  5. Step 5: Solve for x
    x = 33,220,963,406.30/262,014.30
  6. Step 6: Final answer
    x = 126,790.65

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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.