Home / 261,334.20-392,011.94-124,486.96

Finding the Fourth Proportional to 261,334.20, 392,011.94 and 124,486.96

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Solution

The fourth proportional to 261,334.20, 392,011.94 and 124,486.96 is: 186,735.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,334.20 : 392,011.94 = 124,486.96 : x
  2. Step 2: Convert to fraction form
    261,334.20/392,011.94 = 124,486.96/x
  3. Step 3: Cross multiply
    261,334.20x = 392,011.94 × 124,486.96
  4. Step 4: Simplify right side
    261,334.20x = 48,800,374,060.27
  5. Step 5: Solve for x
    x = 48,800,374,060.27/261,334.20
  6. Step 6: Final answer
    x = 186,735.50

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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.