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Finding the Fourth Proportional to 173,158.34, 259,763.47 and 60,818.75

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Solution

The fourth proportional to 173,158.34, 259,763.47 and 60,818.75 is: 91,237.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,158.34 : 259,763.47 = 60,818.75 : x
  2. Step 2: Convert to fraction form
    173,158.34/259,763.47 = 60,818.75/x
  3. Step 3: Cross multiply
    173,158.34x = 259,763.47 × 60,818.75
  4. Step 4: Simplify right side
    173,158.34x = 15,798,489,541.06
  5. Step 5: Solve for x
    x = 15,798,489,541.06/173,158.34
  6. Step 6: Final answer
    x = 91,237.25

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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.