Home / 51,050.75-70,439.70-29,825.91

Finding the Fourth Proportional to 51,050.75, 70,439.70 and 29,825.91

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Solution

The fourth proportional to 51,050.75, 70,439.70 and 29,825.91 is: 41,153.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,050.75 : 70,439.70 = 29,825.91 : x
  2. Step 2: Convert to fraction form
    51,050.75/70,439.70 = 29,825.91/x
  3. Step 3: Cross multiply
    51,050.75x = 70,439.70 × 29,825.91
  4. Step 4: Simplify right side
    51,050.75x = 2,100,928,152.63
  5. Step 5: Solve for x
    x = 2,100,928,152.63/51,050.75
  6. Step 6: Final answer
    x = 41,153.72

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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.