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Finding the Fourth Proportional to 237,172.48, 355,758.72 and 112,445.44

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Solution

The fourth proportional to 237,172.48, 355,758.72 and 112,445.44 is: 168,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,172.48 : 355,758.72 = 112,445.44 : x
  2. Step 2: Convert to fraction form
    237,172.48/355,758.72 = 112,445.44/x
  3. Step 3: Cross multiply
    237,172.48x = 355,758.72 × 112,445.44
  4. Step 4: Simplify right side
    237,172.48x = 40,003,445,804.24
  5. Step 5: Solve for x
    x = 40,003,445,804.24/237,172.48
  6. Step 6: Final answer
    x = 168,668.16

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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.