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Finding the Fourth Proportional to 69,482.92, 104,172.54 and 32,538.28

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Solution

The fourth proportional to 69,482.92, 104,172.54 and 32,538.28 is: 48,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,482.92 : 104,172.54 = 32,538.28 : x
  2. Step 2: Convert to fraction form
    69,482.92/104,172.54 = 32,538.28/x
  3. Step 3: Cross multiply
    69,482.92x = 104,172.54 × 32,538.28
  4. Step 4: Simplify right side
    69,482.92x = 3,389,595,274.83
  5. Step 5: Solve for x
    x = 3,389,595,274.83/69,482.92
  6. Step 6: Final answer
    x = 48,783.14

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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.