Home / 123,676.02-170,675.80-69,226.84

Finding the Fourth Proportional to 123,676.02, 170,675.80 and 69,226.84

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Solution

The fourth proportional to 123,676.02, 170,675.80 and 69,226.84 is: 95,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,676.02 : 170,675.80 = 69,226.84 : x
  2. Step 2: Convert to fraction form
    123,676.02/170,675.80 = 69,226.84/x
  3. Step 3: Cross multiply
    123,676.02x = 170,675.80 × 69,226.84
  4. Step 4: Simplify right side
    123,676.02x = 11,815,346,169.45
  5. Step 5: Solve for x
    x = 11,815,346,169.45/123,676.02
  6. Step 6: Final answer
    x = 95,534.65

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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.