Home / 46,330.76-69,440.24-21,336.60

Finding the Fourth Proportional to 46,330.76, 69,440.24 and 21,336.60

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Solution

The fourth proportional to 46,330.76, 69,440.24 and 21,336.60 is: 31,979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,330.76 : 69,440.24 = 21,336.60 : x
  2. Step 2: Convert to fraction form
    46,330.76/69,440.24 = 21,336.60/x
  3. Step 3: Cross multiply
    46,330.76x = 69,440.24 × 21,336.60
  4. Step 4: Simplify right side
    46,330.76x = 1,481,618,624.78
  5. Step 5: Solve for x
    x = 1,481,618,624.78/46,330.76
  6. Step 6: Final answer
    x = 31,979.16

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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.