Home / 181,718.40-250,665.08-118,098.56

Finding the Fourth Proportional to 181,718.40, 250,665.08 and 118,098.56

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Solution

The fourth proportional to 181,718.40, 250,665.08 and 118,098.56 is: 162,906.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,718.40 : 250,665.08 = 118,098.56 : x
  2. Step 2: Convert to fraction form
    181,718.40/250,665.08 = 118,098.56/x
  3. Step 3: Cross multiply
    181,718.40x = 250,665.08 × 118,098.56
  4. Step 4: Simplify right side
    181,718.40x = 29,603,184,990.28
  5. Step 5: Solve for x
    x = 29,603,184,990.28/181,718.40
  6. Step 6: Final answer
    x = 162,906.92

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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.