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Finding the Fourth Proportional to 235,559.70, 325,130.12 and 133,644.82

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Solution

The fourth proportional to 235,559.70, 325,130.12 and 133,644.82 is: 184,462.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,559.70 : 325,130.12 = 133,644.82 : x
  2. Step 2: Convert to fraction form
    235,559.70/325,130.12 = 133,644.82/x
  3. Step 3: Cross multiply
    235,559.70x = 325,130.12 × 133,644.82
  4. Step 4: Simplify right side
    235,559.70x = 43,451,955,185.89
  5. Step 5: Solve for x
    x = 43,451,955,185.89/235,559.70
  6. Step 6: Final answer
    x = 184,462.60

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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.