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Finding the Fourth Proportional to 173,328.84, 259,242.57 and 102,081.60

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Solution

The fourth proportional to 173,328.84, 259,242.57 and 102,081.60 is: 152,680.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,328.84 : 259,242.57 = 102,081.60 : x
  2. Step 2: Convert to fraction form
    173,328.84/259,242.57 = 102,081.60/x
  3. Step 3: Cross multiply
    173,328.84x = 259,242.57 × 102,081.60
  4. Step 4: Simplify right side
    173,328.84x = 26,463,896,333.71
  5. Step 5: Solve for x
    x = 26,463,896,333.71/173,328.84
  6. Step 6: Final answer
    x = 152,680.28

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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.