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Finding the Fourth Proportional to 32,402.03, 44,703.50 and 18,970.20

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Solution

The fourth proportional to 32,402.03, 44,703.50 and 18,970.20 is: 26,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,402.03 : 44,703.50 = 18,970.20 : x
  2. Step 2: Convert to fraction form
    32,402.03/44,703.50 = 18,970.20/x
  3. Step 3: Cross multiply
    32,402.03x = 44,703.50 × 18,970.20
  4. Step 4: Simplify right side
    32,402.03x = 848,034,240.85
  5. Step 5: Solve for x
    x = 848,034,240.85/32,402.03
  6. Step 6: Final answer
    x = 26,172.26

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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.