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Finding the Fourth Proportional to 43,912, 60,582.02 and 28,813.00

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Solution

The fourth proportional to 43,912, 60,582.02 and 28,813.00 is: 39,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,912 : 60,582.02 = 28,813.00 : x
  2. Step 2: Convert to fraction form
    43,912/60,582.02 = 28,813.00/x
  3. Step 3: Cross multiply
    43,912x = 60,582.02 × 28,813.00
  4. Step 4: Simplify right side
    43,912x = 1,745,549,439.35
  5. Step 5: Solve for x
    x = 1,745,549,439.35/43,912
  6. Step 6: Final answer
    x = 39,751.08

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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.