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Finding the Fourth Proportional to 29,739.52, 44,598.72 and 21,394.40

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Solution

The fourth proportional to 29,739.52, 44,598.72 and 21,394.40 is: 32,084.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,739.52 : 44,598.72 = 21,394.40 : x
  2. Step 2: Convert to fraction form
    29,739.52/44,598.72 = 21,394.40/x
  3. Step 3: Cross multiply
    29,739.52x = 44,598.72 × 21,394.40
  4. Step 4: Simplify right side
    29,739.52x = 954,162,855.17
  5. Step 5: Solve for x
    x = 954,162,855.17/29,739.52
  6. Step 6: Final answer
    x = 32,084.00

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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.