Home / 123,533.37-170,476.04-66,944.75

Finding the Fourth Proportional to 123,533.37, 170,476.04 and 66,944.75

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Solution

The fourth proportional to 123,533.37, 170,476.04 and 66,944.75 is: 92,383.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,533.37 : 170,476.04 = 66,944.75 : x
  2. Step 2: Convert to fraction form
    123,533.37/170,476.04 = 66,944.75/x
  3. Step 3: Cross multiply
    123,533.37x = 170,476.04 × 66,944.75
  4. Step 4: Simplify right side
    123,533.37x = 11,412,475,193.77
  5. Step 5: Solve for x
    x = 11,412,475,193.77/123,533.37
  6. Step 6: Final answer
    x = 92,383.74

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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.