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Finding the Fourth Proportional to 32,930.93, 45,444.22 and 18,784.01

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Solution

The fourth proportional to 32,930.93, 45,444.22 and 18,784.01 is: 25,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,930.93 : 45,444.22 = 18,784.01 : x
  2. Step 2: Convert to fraction form
    32,930.93/45,444.22 = 18,784.01/x
  3. Step 3: Cross multiply
    32,930.93x = 45,444.22 × 18,784.01
  4. Step 4: Simplify right side
    32,930.93x = 853,624,408.74
  5. Step 5: Solve for x
    x = 853,624,408.74/32,930.93
  6. Step 6: Final answer
    x = 25,921.67

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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.