Home / 119,259.41-178,888.23-30,512.70

Finding the Fourth Proportional to 119,259.41, 178,888.23 and 30,512.70

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Solution

The fourth proportional to 119,259.41, 178,888.23 and 30,512.70 is: 45,768.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,259.41 : 178,888.23 = 30,512.70 : x
  2. Step 2: Convert to fraction form
    119,259.41/178,888.23 = 30,512.70/x
  3. Step 3: Cross multiply
    119,259.41x = 178,888.23 × 30,512.70
  4. Step 4: Simplify right side
    119,259.41x = 5,458,362,895.52
  5. Step 5: Solve for x
    x = 5,458,362,895.52/119,259.41
  6. Step 6: Final answer
    x = 45,768.83

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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.