Home / 123,533.34-170,476.14-66,944.72

Finding the Fourth Proportional to 123,533.34, 170,476.14 and 66,944.72

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Solution

The fourth proportional to 123,533.34, 170,476.14 and 66,944.72 is: 92,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,533.34 : 170,476.14 = 66,944.72 : x
  2. Step 2: Convert to fraction form
    123,533.34/170,476.14 = 66,944.72/x
  3. Step 3: Cross multiply
    123,533.34x = 170,476.14 × 66,944.72
  4. Step 4: Simplify right side
    123,533.34x = 11,412,477,458.98
  5. Step 5: Solve for x
    x = 11,412,477,458.98/123,533.34
  6. Step 6: Final answer
    x = 92,383.78

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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.