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Finding the Fourth Proportional to 32,703.20, 45,130 and 17,799.20

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Solution

The fourth proportional to 32,703.20, 45,130 and 17,799.20 is: 24,562.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,703.20 : 45,130 = 17,799.20 : x
  2. Step 2: Convert to fraction form
    32,703.20/45,130 = 17,799.20/x
  3. Step 3: Cross multiply
    32,703.20x = 45,130 × 17,799.20
  4. Step 4: Simplify right side
    32,703.20x = 803,277,896
  5. Step 5: Solve for x
    x = 803,277,896/32,703.20
  6. Step 6: Final answer
    x = 24,562.67

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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.