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Finding the Fourth Proportional to 29,587.01, 40,835.34 and 17,486.99

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Solution

The fourth proportional to 29,587.01, 40,835.34 and 17,486.99 is: 24,135.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,587.01 : 40,835.34 = 17,486.99 : x
  2. Step 2: Convert to fraction form
    29,587.01/40,835.34 = 17,486.99/x
  3. Step 3: Cross multiply
    29,587.01x = 40,835.34 × 17,486.99
  4. Step 4: Simplify right side
    29,587.01x = 714,087,131.18
  5. Step 5: Solve for x
    x = 714,087,131.18/29,587.01
  6. Step 6: Final answer
    x = 24,135.16

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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.