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Finding the Fourth Proportional to 171,034.98, 236,094.12 and 153,098.34

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Solution

The fourth proportional to 171,034.98, 236,094.12 and 153,098.34 is: 211,334.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,034.98 : 236,094.12 = 153,098.34 : x
  2. Step 2: Convert to fraction form
    171,034.98/236,094.12 = 153,098.34/x
  3. Step 3: Cross multiply
    171,034.98x = 236,094.12 × 153,098.34
  4. Step 4: Simplify right side
    171,034.98x = 36,145,617,855.76
  5. Step 5: Solve for x
    x = 36,145,617,855.76/171,034.98
  6. Step 6: Final answer
    x = 211,334.65

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1.5x scale

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.