Home / 181,351.73-250,260.40-100,777.18

Finding the Fourth Proportional to 181,351.73, 250,260.40 and 100,777.18

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Solution

The fourth proportional to 181,351.73, 250,260.40 and 100,777.18 is: 139,069.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,351.73 : 250,260.40 = 100,777.18 : x
  2. Step 2: Convert to fraction form
    181,351.73/250,260.40 = 100,777.18/x
  3. Step 3: Cross multiply
    181,351.73x = 250,260.40 × 100,777.18
  4. Step 4: Simplify right side
    181,351.73x = 25,220,537,377.67
  5. Step 5: Solve for x
    x = 25,220,537,377.67/181,351.73
  6. Step 6: Final answer
    x = 139,069.74

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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.