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Finding the Fourth Proportional to 158,672.45, 237,892.03 and 75,624.77

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Solution

The fourth proportional to 158,672.45, 237,892.03 and 75,624.77 is: 113,381.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,672.45 : 237,892.03 = 75,624.77 : x
  2. Step 2: Convert to fraction form
    158,672.45/237,892.03 = 75,624.77/x
  3. Step 3: Cross multiply
    158,672.45x = 237,892.03 × 75,624.77
  4. Step 4: Simplify right side
    158,672.45x = 17,990,528,675.06
  5. Step 5: Solve for x
    x = 17,990,528,675.06/158,672.45
  6. Step 6: Final answer
    x = 113,381.56

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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.