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Finding the Fourth Proportional to 48,903.40, 73,383.90 and 17,741.80

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Solution

The fourth proportional to 48,903.40, 73,383.90 and 17,741.80 is: 26,623.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,903.40 : 73,383.90 = 17,741.80 : x
  2. Step 2: Convert to fraction form
    48,903.40/73,383.90 = 17,741.80/x
  3. Step 3: Cross multiply
    48,903.40x = 73,383.90 × 17,741.80
  4. Step 4: Simplify right side
    48,903.40x = 1,301,962,477.02
  5. Step 5: Solve for x
    x = 1,301,962,477.02/48,903.40
  6. Step 6: Final answer
    x = 26,623.15

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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.