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Finding the Fourth Proportional to 101,515.44, 152,447.40 and 62,302.80

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Solution

The fourth proportional to 101,515.44, 152,447.40 and 62,302.80 is: 93,561.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,515.44 : 152,447.40 = 62,302.80 : x
  2. Step 2: Convert to fraction form
    101,515.44/152,447.40 = 62,302.80/x
  3. Step 3: Cross multiply
    101,515.44x = 152,447.40 × 62,302.80
  4. Step 4: Simplify right side
    101,515.44x = 9,497,899,872.72
  5. Step 5: Solve for x
    x = 9,497,899,872.72/101,515.44
  6. Step 6: Final answer
    x = 93,561.14

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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.