Home / 104,207.69-156,349.20-40,992.91

Finding the Fourth Proportional to 104,207.69, 156,349.20 and 40,992.91

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Solution

The fourth proportional to 104,207.69, 156,349.20 and 40,992.91 is: 61,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,207.69 : 156,349.20 = 40,992.91 : x
  2. Step 2: Convert to fraction form
    104,207.69/156,349.20 = 40,992.91/x
  3. Step 3: Cross multiply
    104,207.69x = 156,349.20 × 40,992.91
  4. Step 4: Simplify right side
    104,207.69x = 6,409,208,684.17
  5. Step 5: Solve for x
    x = 6,409,208,684.17/104,207.69
  6. Step 6: Final answer
    x = 61,504.18

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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.