Home / 262,586.20-393,360.90-157,091.80

Finding the Fourth Proportional to 262,586.20, 393,360.90 and 157,091.80

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Solution

The fourth proportional to 262,586.20, 393,360.90 and 157,091.80 is: 235,327.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,586.20 : 393,360.90 = 157,091.80 : x
  2. Step 2: Convert to fraction form
    262,586.20/393,360.90 = 157,091.80/x
  3. Step 3: Cross multiply
    262,586.20x = 393,360.90 × 157,091.80
  4. Step 4: Simplify right side
    262,586.20x = 61,793,771,830.62
  5. Step 5: Solve for x
    x = 61,793,771,830.62/262,586.20
  6. Step 6: Final answer
    x = 235,327.57

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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.