Home / 74,532.36-111,798.72-21,942.48

Finding the Fourth Proportional to 74,532.36, 111,798.72 and 21,942.48

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Solution

The fourth proportional to 74,532.36, 111,798.72 and 21,942.48 is: 32,913.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,532.36 : 111,798.72 = 21,942.48 : x
  2. Step 2: Convert to fraction form
    74,532.36/111,798.72 = 21,942.48/x
  3. Step 3: Cross multiply
    74,532.36x = 111,798.72 × 21,942.48
  4. Step 4: Simplify right side
    74,532.36x = 2,453,141,177.63
  5. Step 5: Solve for x
    x = 2,453,141,177.63/74,532.36
  6. Step 6: Final answer
    x = 32,913.77

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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.