Home / 86,992.03-130,486.15-27,827.52

Finding the Fourth Proportional to 86,992.03, 130,486.15 and 27,827.52

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Solution

The fourth proportional to 86,992.03, 130,486.15 and 27,827.52 is: 41,740.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,992.03 : 130,486.15 = 27,827.52 : x
  2. Step 2: Convert to fraction form
    86,992.03/130,486.15 = 27,827.52/x
  3. Step 3: Cross multiply
    86,992.03x = 130,486.15 × 27,827.52
  4. Step 4: Simplify right side
    86,992.03x = 3,631,105,948.85
  5. Step 5: Solve for x
    x = 3,631,105,948.85/86,992.03
  6. Step 6: Final answer
    x = 41,740.67

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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.