Home / 175,817.20-263,725.80-57,492.40

Finding the Fourth Proportional to 175,817.20, 263,725.80 and 57,492.40

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Solution

The fourth proportional to 175,817.20, 263,725.80 and 57,492.40 is: 86,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,817.20 : 263,725.80 = 57,492.40 : x
  2. Step 2: Convert to fraction form
    175,817.20/263,725.80 = 57,492.40/x
  3. Step 3: Cross multiply
    175,817.20x = 263,725.80 × 57,492.40
  4. Step 4: Simplify right side
    175,817.20x = 15,162,229,183.92
  5. Step 5: Solve for x
    x = 15,162,229,183.92/175,817.20
  6. Step 6: Final answer
    x = 86,238.60

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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.