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Finding the Fourth Proportional to 72,104.00, 99,537.12 and 48,246.26

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Solution

The fourth proportional to 72,104.00, 99,537.12 and 48,246.26 is: 66,602.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,104.00 : 99,537.12 = 48,246.26 : x
  2. Step 2: Convert to fraction form
    72,104.00/99,537.12 = 48,246.26/x
  3. Step 3: Cross multiply
    72,104.00x = 99,537.12 × 48,246.26
  4. Step 4: Simplify right side
    72,104.00x = 4,802,293,273.49
  5. Step 5: Solve for x
    x = 4,802,293,273.49/72,104.00
  6. Step 6: Final answer
    x = 66,602.32

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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.