Home / 130,378.22-195,565.67-41,630.60

Finding the Fourth Proportional to 130,378.22, 195,565.67 and 41,630.60

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Solution

The fourth proportional to 130,378.22, 195,565.67 and 41,630.60 is: 62,445.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,378.22 : 195,565.67 = 41,630.60 : x
  2. Step 2: Convert to fraction form
    130,378.22/195,565.67 = 41,630.60/x
  3. Step 3: Cross multiply
    130,378.22x = 195,565.67 × 41,630.60
  4. Step 4: Simplify right side
    130,378.22x = 8,141,516,181.50
  5. Step 5: Solve for x
    x = 8,141,516,181.50/130,378.22
  6. Step 6: Final answer
    x = 62,445.37

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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.