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Finding the Fourth Proportional to 152,487.63, 210,408.44 and 95,858.91

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Solution

The fourth proportional to 152,487.63, 210,408.44 and 95,858.91 is: 132,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,487.63 : 210,408.44 = 95,858.91 : x
  2. Step 2: Convert to fraction form
    152,487.63/210,408.44 = 95,858.91/x
  3. Step 3: Cross multiply
    152,487.63x = 210,408.44 × 95,858.91
  4. Step 4: Simplify right side
    152,487.63x = 20,169,523,233.91
  5. Step 5: Solve for x
    x = 20,169,523,233.91/152,487.63
  6. Step 6: Final answer
    x = 132,269.90

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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.