Home / 130,046.96-195,031.56-67,683.44

Finding the Fourth Proportional to 130,046.96, 195,031.56 and 67,683.44

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Solution

The fourth proportional to 130,046.96, 195,031.56 and 67,683.44 is: 101,504.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,046.96 : 195,031.56 = 67,683.44 : x
  2. Step 2: Convert to fraction form
    130,046.96/195,031.56 = 67,683.44/x
  3. Step 3: Cross multiply
    130,046.96x = 195,031.56 × 67,683.44
  4. Step 4: Simplify right side
    130,046.96x = 13,200,407,630.76
  5. Step 5: Solve for x
    x = 13,200,407,630.76/130,046.96
  6. Step 6: Final answer
    x = 101,504.93

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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.