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Finding the Fourth Proportional to 173,629.60, 260,055.60 and 134,058.40

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Solution

The fourth proportional to 173,629.60, 260,055.60 and 134,058.40 is: 200,787.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,629.60 : 260,055.60 = 134,058.40 : x
  2. Step 2: Convert to fraction form
    173,629.60/260,055.60 = 134,058.40/x
  3. Step 3: Cross multiply
    173,629.60x = 260,055.60 × 134,058.40
  4. Step 4: Simplify right side
    173,629.60x = 34,862,637,647.04
  5. Step 5: Solve for x
    x = 34,862,637,647.04/173,629.60
  6. Step 6: Final answer
    x = 200,787.41

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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.