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Finding the Fourth Proportional to 124,603.37, 186,907.69 and 44,646.54

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Solution

The fourth proportional to 124,603.37, 186,907.69 and 44,646.54 is: 66,970.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,603.37 : 186,907.69 = 44,646.54 : x
  2. Step 2: Convert to fraction form
    124,603.37/186,907.69 = 44,646.54/x
  3. Step 3: Cross multiply
    124,603.37x = 186,907.69 × 44,646.54
  4. Step 4: Simplify right side
    124,603.37x = 8,344,781,657.89
  5. Step 5: Solve for x
    x = 8,344,781,657.89/124,603.37
  6. Step 6: Final answer
    x = 66,970.76

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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.