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Finding the Fourth Proportional to 171,647.37, 257,482.40 and 59,338.44

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Solution

The fourth proportional to 171,647.37, 257,482.40 and 59,338.44 is: 89,011.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,647.37 : 257,482.40 = 59,338.44 : x
  2. Step 2: Convert to fraction form
    171,647.37/257,482.40 = 59,338.44/x
  3. Step 3: Cross multiply
    171,647.37x = 257,482.40 × 59,338.44
  4. Step 4: Simplify right side
    171,647.37x = 15,278,603,646.76
  5. Step 5: Solve for x
    x = 15,278,603,646.76/171,647.37
  6. Step 6: Final answer
    x = 89,011.58

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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.