Home / 243,457.52-365,181.40-110,312.96

Finding the Fourth Proportional to 243,457.52, 365,181.40 and 110,312.96

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Solution

The fourth proportional to 243,457.52, 365,181.40 and 110,312.96 is: 165,467.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,457.52 : 365,181.40 = 110,312.96 : x
  2. Step 2: Convert to fraction form
    243,457.52/365,181.40 = 110,312.96/x
  3. Step 3: Cross multiply
    243,457.52x = 365,181.40 × 110,312.96
  4. Step 4: Simplify right side
    243,457.52x = 40,284,241,170.94
  5. Step 5: Solve for x
    x = 40,284,241,170.94/243,457.52
  6. Step 6: Final answer
    x = 165,467.23

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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.