Home / 181,154.07-270,511.25-147,940.02

Finding the Fourth Proportional to 181,154.07, 270,511.25 and 147,940.02

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Solution

The fourth proportional to 181,154.07, 270,511.25 and 147,940.02 is: 220,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,154.07 : 270,511.25 = 147,940.02 : x
  2. Step 2: Convert to fraction form
    181,154.07/270,511.25 = 147,940.02/x
  3. Step 3: Cross multiply
    181,154.07x = 270,511.25 × 147,940.02
  4. Step 4: Simplify right side
    181,154.07x = 40,019,438,995.52
  5. Step 5: Solve for x
    x = 40,019,438,995.52/181,154.07
  6. Step 6: Final answer
    x = 220,913.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.