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Finding the Fourth Proportional to 123,606.95, 185,410.42 and 44,702.72

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Solution

The fourth proportional to 123,606.95, 185,410.42 and 44,702.72 is: 67,054.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,606.95 : 185,410.42 = 44,702.72 : x
  2. Step 2: Convert to fraction form
    123,606.95/185,410.42 = 44,702.72/x
  3. Step 3: Cross multiply
    123,606.95x = 185,410.42 × 44,702.72
  4. Step 4: Simplify right side
    123,606.95x = 8,288,349,746.82
  5. Step 5: Solve for x
    x = 8,288,349,746.82/123,606.95
  6. Step 6: Final answer
    x = 67,054.08

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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.