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Finding the Fourth Proportional to 163,681.00, 245,520.82 and 45,352.00

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Solution

The fourth proportional to 163,681.00, 245,520.82 and 45,352.00 is: 68,027.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,681.00 : 245,520.82 = 45,352.00 : x
  2. Step 2: Convert to fraction form
    163,681.00/245,520.82 = 45,352.00/x
  3. Step 3: Cross multiply
    163,681.00x = 245,520.82 × 45,352.00
  4. Step 4: Simplify right side
    163,681.00x = 11,134,860,592.23
  5. Step 5: Solve for x
    x = 11,134,860,592.23/163,681.00
  6. Step 6: Final answer
    x = 68,027.81

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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.