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Finding the Fourth Proportional to 188,302, 282,452.74 and 48,060.64

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Solution

The fourth proportional to 188,302, 282,452.74 and 48,060.64 is: 72,090.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,302 : 282,452.74 = 48,060.64 : x
  2. Step 2: Convert to fraction form
    188,302/282,452.74 = 48,060.64/x
  3. Step 3: Cross multiply
    188,302x = 282,452.74 × 48,060.64
  4. Step 4: Simplify right side
    188,302x = 13,574,859,454.15
  5. Step 5: Solve for x
    x = 13,574,859,454.15/188,302
  6. Step 6: Final answer
    x = 72,090.89

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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.