Home / 69,907.45-96,439.30-47,254.35

Finding the Fourth Proportional to 69,907.45, 96,439.30 and 47,254.35

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Solution

The fourth proportional to 69,907.45, 96,439.30 and 47,254.35 is: 65,188.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,907.45 : 96,439.30 = 47,254.35 : x
  2. Step 2: Convert to fraction form
    69,907.45/96,439.30 = 47,254.35/x
  3. Step 3: Cross multiply
    69,907.45x = 96,439.30 × 47,254.35
  4. Step 4: Simplify right side
    69,907.45x = 4,557,176,435.96
  5. Step 5: Solve for x
    x = 4,557,176,435.96/69,907.45
  6. Step 6: Final answer
    x = 65,188.71

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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.