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Finding the Fourth Proportional to 35,058.80, 52,703.40 and 32,985.20

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Solution

The fourth proportional to 35,058.80, 52,703.40 and 32,985.20 is: 49,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,058.80 : 52,703.40 = 32,985.20 : x
  2. Step 2: Convert to fraction form
    35,058.80/52,703.40 = 32,985.20/x
  3. Step 3: Cross multiply
    35,058.80x = 52,703.40 × 32,985.20
  4. Step 4: Simplify right side
    35,058.80x = 1,738,432,189.68
  5. Step 5: Solve for x
    x = 1,738,432,189.68/35,058.80
  6. Step 6: Final answer
    x = 49,586.19

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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.