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Finding the Fourth Proportional to 106,572, 147,069.37 and 58,825.36

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Solution

The fourth proportional to 106,572, 147,069.37 and 58,825.36 is: 81,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,572 : 147,069.37 = 58,825.36 : x
  2. Step 2: Convert to fraction form
    106,572/147,069.37 = 58,825.36/x
  3. Step 3: Cross multiply
    106,572x = 147,069.37 × 58,825.36
  4. Step 4: Simplify right side
    106,572x = 8,651,408,635.22
  5. Step 5: Solve for x
    x = 8,651,408,635.22/106,572
  6. Step 6: Final answer
    x = 81,179.00

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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.