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Finding the Fourth Proportional to 132,802.04, 199,058.12 and 65,380.48

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Solution

The fourth proportional to 132,802.04, 199,058.12 and 65,380.48 is: 97,999.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,802.04 : 199,058.12 = 65,380.48 : x
  2. Step 2: Convert to fraction form
    132,802.04/199,058.12 = 65,380.48/x
  3. Step 3: Cross multiply
    132,802.04x = 199,058.12 × 65,380.48
  4. Step 4: Simplify right side
    132,802.04x = 13,014,515,433.50
  5. Step 5: Solve for x
    x = 13,014,515,433.50/132,802.04
  6. Step 6: Final answer
    x = 97,999.36

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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.