Home / 76,017.77-114,033.33-19,857.44

Finding the Fourth Proportional to 76,017.77, 114,033.33 and 19,857.44

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Solution

The fourth proportional to 76,017.77, 114,033.33 and 19,857.44 is: 29,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,017.77 : 114,033.33 = 19,857.44 : x
  2. Step 2: Convert to fraction form
    76,017.77/114,033.33 = 19,857.44/x
  3. Step 3: Cross multiply
    76,017.77x = 114,033.33 × 19,857.44
  4. Step 4: Simplify right side
    76,017.77x = 2,264,409,438.31
  5. Step 5: Solve for x
    x = 2,264,409,438.31/76,017.77
  6. Step 6: Final answer
    x = 29,787.90

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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.