Home / 255,931.62-383,087.73-160,832.72

Finding the Fourth Proportional to 255,931.62, 383,087.73 and 160,832.72

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Solution

The fourth proportional to 255,931.62, 383,087.73 and 160,832.72 is: 240,740.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,931.62 : 383,087.73 = 160,832.72 : x
  2. Step 2: Convert to fraction form
    255,931.62/383,087.73 = 160,832.72/x
  3. Step 3: Cross multiply
    255,931.62x = 383,087.73 × 160,832.72
  4. Step 4: Simplify right side
    255,931.62x = 61,613,042,480.38
  5. Step 5: Solve for x
    x = 61,613,042,480.38/255,931.62
  6. Step 6: Final answer
    x = 240,740.25

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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.