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Finding the Fourth Proportional to 177,852.75, 245,430.59 and 101,396.48

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Solution

The fourth proportional to 177,852.75, 245,430.59 and 101,396.48 is: 139,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,852.75 : 245,430.59 = 101,396.48 : x
  2. Step 2: Convert to fraction form
    177,852.75/245,430.59 = 101,396.48/x
  3. Step 3: Cross multiply
    177,852.75x = 245,430.59 × 101,396.48
  4. Step 4: Simplify right side
    177,852.75x = 24,885,796,176.19
  5. Step 5: Solve for x
    x = 24,885,796,176.19/177,852.75
  6. Step 6: Final answer
    x = 139,923.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.