Home / 29,150.80-43,715.40-10,423.60

Finding the Fourth Proportional to 29,150.80, 43,715.40 and 10,423.60

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Solution

The fourth proportional to 29,150.80, 43,715.40 and 10,423.60 is: 15,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,150.80 : 43,715.40 = 10,423.60 : x
  2. Step 2: Convert to fraction form
    29,150.80/43,715.40 = 10,423.60/x
  3. Step 3: Cross multiply
    29,150.80x = 43,715.40 × 10,423.60
  4. Step 4: Simplify right side
    29,150.80x = 455,671,843.44
  5. Step 5: Solve for x
    x = 455,671,843.44/29,150.80
  6. Step 6: Final answer
    x = 15,631.54

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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.