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Finding the Fourth Proportional to 173,883.86, 260,649.32 and 98,848.96

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Solution

The fourth proportional to 173,883.86, 260,649.32 and 98,848.96 is: 148,173.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,883.86 : 260,649.32 = 98,848.96 : x
  2. Step 2: Convert to fraction form
    173,883.86/260,649.32 = 98,848.96/x
  3. Step 3: Cross multiply
    173,883.86x = 260,649.32 × 98,848.96
  4. Step 4: Simplify right side
    173,883.86x = 25,764,914,206.71
  5. Step 5: Solve for x
    x = 25,764,914,206.71/173,883.86
  6. Step 6: Final answer
    x = 148,173.12

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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.