Home / 121,379.06-182,068.59-38,273.06

Finding the Fourth Proportional to 121,379.06, 182,068.59 and 38,273.06

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Solution

The fourth proportional to 121,379.06, 182,068.59 and 38,273.06 is: 57,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,379.06 : 182,068.59 = 38,273.06 : x
  2. Step 2: Convert to fraction form
    121,379.06/182,068.59 = 38,273.06/x
  3. Step 3: Cross multiply
    121,379.06x = 182,068.59 × 38,273.06
  4. Step 4: Simplify right side
    121,379.06x = 6,968,322,667.88
  5. Step 5: Solve for x
    x = 6,968,322,667.88/121,379.06
  6. Step 6: Final answer
    x = 57,409.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.