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Finding the Fourth Proportional to 171,800.62, 257,639.19 and 59,450.33

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Solution

The fourth proportional to 171,800.62, 257,639.19 and 59,450.33 is: 89,154.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,800.62 : 257,639.19 = 59,450.33 : x
  2. Step 2: Convert to fraction form
    171,800.62/257,639.19 = 59,450.33/x
  3. Step 3: Cross multiply
    171,800.62x = 257,639.19 × 59,450.33
  4. Step 4: Simplify right side
    171,800.62x = 15,316,734,980.99
  5. Step 5: Solve for x
    x = 15,316,734,980.99/171,800.62
  6. Step 6: Final answer
    x = 89,154.13

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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.