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Finding the Fourth Proportional to 98,683.60, 148,025.40 and 24,811.60

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Solution

The fourth proportional to 98,683.60, 148,025.40 and 24,811.60 is: 37,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,683.60 : 148,025.40 = 24,811.60 : x
  2. Step 2: Convert to fraction form
    98,683.60/148,025.40 = 24,811.60/x
  3. Step 3: Cross multiply
    98,683.60x = 148,025.40 × 24,811.60
  4. Step 4: Simplify right side
    98,683.60x = 3,672,747,014.64
  5. Step 5: Solve for x
    x = 3,672,747,014.64/98,683.60
  6. Step 6: Final answer
    x = 37,217.40

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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.