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Finding the Fourth Proportional to 123,492.60, 185,237.28 and 29,998.08

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Solution

The fourth proportional to 123,492.60, 185,237.28 and 29,998.08 is: 44,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,492.60 : 185,237.28 = 29,998.08 : x
  2. Step 2: Convert to fraction form
    123,492.60/185,237.28 = 29,998.08/x
  3. Step 3: Cross multiply
    123,492.60x = 185,237.28 × 29,998.08
  4. Step 4: Simplify right side
    123,492.60x = 5,556,762,744.42
  5. Step 5: Solve for x
    x = 5,556,762,744.42/123,492.60
  6. Step 6: Final answer
    x = 44,996.73

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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.