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Finding the Fourth Proportional to 237,751.67, 328,130.91 and 147,136.83

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Solution

The fourth proportional to 237,751.67, 328,130.91 and 147,136.83 is: 203,069.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,751.67 : 328,130.91 = 147,136.83 : x
  2. Step 2: Convert to fraction form
    237,751.67/328,130.91 = 147,136.83/x
  3. Step 3: Cross multiply
    237,751.67x = 328,130.91 × 147,136.83
  4. Step 4: Simplify right side
    237,751.67x = 48,280,141,922.42
  5. Step 5: Solve for x
    x = 48,280,141,922.42/237,751.67
  6. Step 6: Final answer
    x = 203,069.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.