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Finding the Fourth Proportional to 114,045.34, 171,025.44 and 39,144.22

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Solution

The fourth proportional to 114,045.34, 171,025.44 and 39,144.22 is: 58,701.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,045.34 : 171,025.44 = 39,144.22 : x
  2. Step 2: Convert to fraction form
    114,045.34/171,025.44 = 39,144.22/x
  3. Step 3: Cross multiply
    114,045.34x = 171,025.44 × 39,144.22
  4. Step 4: Simplify right side
    114,045.34x = 6,694,657,448.96
  5. Step 5: Solve for x
    x = 6,694,657,448.96/114,045.34
  6. Step 6: Final answer
    x = 58,701.72

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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.