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Finding the Fourth Proportional to 237,022.87, 355,368.32 and 87,243.73

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Solution

The fourth proportional to 237,022.87, 355,368.32 and 87,243.73 is: 130,804.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,022.87 : 355,368.32 = 87,243.73 : x
  2. Step 2: Convert to fraction form
    237,022.87/355,368.32 = 87,243.73/x
  3. Step 3: Cross multiply
    237,022.87x = 355,368.32 × 87,243.73
  4. Step 4: Simplify right side
    237,022.87x = 31,003,657,324.42
  5. Step 5: Solve for x
    x = 31,003,657,324.42/237,022.87
  6. Step 6: Final answer
    x = 130,804.50

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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.