Home / 94,671.81-141,872.40-69,514.50

Finding the Fourth Proportional to 94,671.81, 141,872.40 and 69,514.50

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Solution

The fourth proportional to 94,671.81, 141,872.40 and 69,514.50 is: 104,172.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,671.81 : 141,872.40 = 69,514.50 : x
  2. Step 2: Convert to fraction form
    94,671.81/141,872.40 = 69,514.50/x
  3. Step 3: Cross multiply
    94,671.81x = 141,872.40 × 69,514.50
  4. Step 4: Simplify right side
    94,671.81x = 9,862,188,949.80
  5. Step 5: Solve for x
    x = 9,862,188,949.80/94,671.81
  6. Step 6: Final answer
    x = 104,172.39

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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.