Home / 108,623.60-149,906.73-60,880.03

Finding the Fourth Proportional to 108,623.60, 149,906.73 and 60,880.03

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Solution

The fourth proportional to 108,623.60, 149,906.73 and 60,880.03 is: 84,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,623.60 : 149,906.73 = 60,880.03 : x
  2. Step 2: Convert to fraction form
    108,623.60/149,906.73 = 60,880.03/x
  3. Step 3: Cross multiply
    108,623.60x = 149,906.73 × 60,880.03
  4. Step 4: Simplify right side
    108,623.60x = 9,126,326,219.60
  5. Step 5: Solve for x
    x = 9,126,326,219.60/108,623.60
  6. Step 6: Final answer
    x = 84,017.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.