Home / 263,861.48-364,065.40-156,457.92

Finding the Fourth Proportional to 263,861.48, 364,065.40 and 156,457.92

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Solution

The fourth proportional to 263,861.48, 364,065.40 and 156,457.92 is: 215,874.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,861.48 : 364,065.40 = 156,457.92 : x
  2. Step 2: Convert to fraction form
    263,861.48/364,065.40 = 156,457.92/x
  3. Step 3: Cross multiply
    263,861.48x = 364,065.40 × 156,457.92
  4. Step 4: Simplify right side
    263,861.48x = 56,960,915,227.97
  5. Step 5: Solve for x
    x = 56,960,915,227.97/263,861.48
  6. Step 6: Final answer
    x = 215,874.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.