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Finding the Fourth Proportional to 29,587.50, 40,830.96 and 17,012.34

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Solution

The fourth proportional to 29,587.50, 40,830.96 and 17,012.34 is: 23,477.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,587.50 : 40,830.96 = 17,012.34 : x
  2. Step 2: Convert to fraction form
    29,587.50/40,830.96 = 17,012.34/x
  3. Step 3: Cross multiply
    29,587.50x = 40,830.96 × 17,012.34
  4. Step 4: Simplify right side
    29,587.50x = 694,630,174.05
  5. Step 5: Solve for x
    x = 694,630,174.05/29,587.50
  6. Step 6: Final answer
    x = 23,477.15

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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.