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Finding the Fourth Proportional to 113,604.98, 170,407.88 and 34,718.89

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Solution

The fourth proportional to 113,604.98, 170,407.88 and 34,718.89 is: 52,078.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,604.98 : 170,407.88 = 34,718.89 : x
  2. Step 2: Convert to fraction form
    113,604.98/170,407.88 = 34,718.89/x
  3. Step 3: Cross multiply
    113,604.98x = 170,407.88 × 34,718.89
  4. Step 4: Simplify right side
    113,604.98x = 5,916,372,440.85
  5. Step 5: Solve for x
    x = 5,916,372,440.85/113,604.98
  6. Step 6: Final answer
    x = 52,078.46

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1.5x scale

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.