Home / 116,348.08-160,544.20-66,037.36

Finding the Fourth Proportional to 116,348.08, 160,544.20 and 66,037.36

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Solution

The fourth proportional to 116,348.08, 160,544.20 and 66,037.36 is: 91,122.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,348.08 : 160,544.20 = 66,037.36 : x
  2. Step 2: Convert to fraction form
    116,348.08/160,544.20 = 66,037.36/x
  3. Step 3: Cross multiply
    116,348.08x = 160,544.20 × 66,037.36
  4. Step 4: Simplify right side
    116,348.08x = 10,601,915,131.31
  5. Step 5: Solve for x
    x = 10,601,915,131.31/116,348.08
  6. Step 6: Final answer
    x = 91,122.39

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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.