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Finding the Fourth Proportional to 170,334.98, 235,159.70 and 113,051.98

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Solution

The fourth proportional to 170,334.98, 235,159.70 and 113,051.98 is: 156,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,334.98 : 235,159.70 = 113,051.98 : x
  2. Step 2: Convert to fraction form
    170,334.98/235,159.70 = 113,051.98/x
  3. Step 3: Cross multiply
    170,334.98x = 235,159.70 × 113,051.98
  4. Step 4: Simplify right side
    170,334.98x = 26,585,269,701.21
  5. Step 5: Solve for x
    x = 26,585,269,701.21/170,334.98
  6. Step 6: Final answer
    x = 156,076.40

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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.