Home / 123,262.32-170,101.84-66,673.68

Finding the Fourth Proportional to 123,262.32, 170,101.84 and 66,673.68

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Solution

The fourth proportional to 123,262.32, 170,101.84 and 66,673.68 is: 92,009.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,262.32 : 170,101.84 = 66,673.68 : x
  2. Step 2: Convert to fraction form
    123,262.32/170,101.84 = 66,673.68/x
  3. Step 3: Cross multiply
    123,262.32x = 170,101.84 × 66,673.68
  4. Step 4: Simplify right side
    123,262.32x = 11,341,315,647.57
  5. Step 5: Solve for x
    x = 11,341,315,647.57/123,262.32
  6. Step 6: Final answer
    x = 92,009.59

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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.