Home / 124,683.90-186,989.40-44,712.60

Finding the Fourth Proportional to 124,683.90, 186,989.40 and 44,712.60

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Solution

The fourth proportional to 124,683.90, 186,989.40 and 44,712.60 is: 67,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,683.90 : 186,989.40 = 44,712.60 : x
  2. Step 2: Convert to fraction form
    124,683.90/186,989.40 = 44,712.60/x
  3. Step 3: Cross multiply
    124,683.90x = 186,989.40 × 44,712.60
  4. Step 4: Simplify right side
    124,683.90x = 8,360,782,246.44
  5. Step 5: Solve for x
    x = 8,360,782,246.44/124,683.90
  6. Step 6: Final answer
    x = 67,055.83

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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.