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Finding the Fourth Proportional to 173,653.36, 260,485.44 and 59,800

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Solution

The fourth proportional to 173,653.36, 260,485.44 and 59,800 is: 89,701.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,653.36 : 260,485.44 = 59,800 : x
  2. Step 2: Convert to fraction form
    173,653.36/260,485.44 = 59,800/x
  3. Step 3: Cross multiply
    173,653.36x = 260,485.44 × 59,800
  4. Step 4: Simplify right side
    173,653.36x = 15,577,029,312
  5. Step 5: Solve for x
    x = 15,577,029,312/173,653.36
  6. Step 6: Final answer
    x = 89,701.86

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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.