Home / 190,316.46-285,499.29-63,902.40

Finding the Fourth Proportional to 190,316.46, 285,499.29 and 63,902.40

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Solution

The fourth proportional to 190,316.46, 285,499.29 and 63,902.40 is: 95,861.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,316.46 : 285,499.29 = 63,902.40 : x
  2. Step 2: Convert to fraction form
    190,316.46/285,499.29 = 63,902.40/x
  3. Step 3: Cross multiply
    190,316.46x = 285,499.29 × 63,902.40
  4. Step 4: Simplify right side
    190,316.46x = 18,244,089,829.30
  5. Step 5: Solve for x
    x = 18,244,089,829.30/190,316.46
  6. Step 6: Final answer
    x = 95,861.86

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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.