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Finding the Fourth Proportional to 35,664.40, 53,445.40 and 26,230.80

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Solution

The fourth proportional to 35,664.40, 53,445.40 and 26,230.80 is: 39,308.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,664.40 : 53,445.40 = 26,230.80 : x
  2. Step 2: Convert to fraction form
    35,664.40/53,445.40 = 26,230.80/x
  3. Step 3: Cross multiply
    35,664.40x = 53,445.40 × 26,230.80
  4. Step 4: Simplify right side
    35,664.40x = 1,401,915,598.32
  5. Step 5: Solve for x
    x = 1,401,915,598.32/35,664.40
  6. Step 6: Final answer
    x = 39,308.54

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1.5x scale

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.