Home / 181,455.23-250,394.01-100,877.85

Finding the Fourth Proportional to 181,455.23, 250,394.01 and 100,877.85

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Solution

The fourth proportional to 181,455.23, 250,394.01 and 100,877.85 is: 139,203.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,455.23 : 250,394.01 = 100,877.85 : x
  2. Step 2: Convert to fraction form
    181,455.23/250,394.01 = 100,877.85/x
  3. Step 3: Cross multiply
    181,455.23x = 250,394.01 × 100,877.85
  4. Step 4: Simplify right side
    181,455.23x = 25,259,209,381.68
  5. Step 5: Solve for x
    x = 25,259,209,381.68/181,455.23
  6. Step 6: Final answer
    x = 139,203.54

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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.