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Finding the Fourth Proportional to 177,598.50, 245,085.93 and 98,110.50

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Solution

The fourth proportional to 177,598.50, 245,085.93 and 98,110.50 is: 135,392.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,598.50 : 245,085.93 = 98,110.50 : x
  2. Step 2: Convert to fraction form
    177,598.50/245,085.93 = 98,110.50/x
  3. Step 3: Cross multiply
    177,598.50x = 245,085.93 × 98,110.50
  4. Step 4: Simplify right side
    177,598.50x = 24,045,503,135.27
  5. Step 5: Solve for x
    x = 24,045,503,135.27/177,598.50
  6. Step 6: Final answer
    x = 135,392.49

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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.