Home / 86,996.48-120,065.13-48,766.37

Finding the Fourth Proportional to 86,996.48, 120,065.13 and 48,766.37

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Solution

The fourth proportional to 86,996.48, 120,065.13 and 48,766.37 is: 67,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,996.48 : 120,065.13 = 48,766.37 : x
  2. Step 2: Convert to fraction form
    86,996.48/120,065.13 = 48,766.37/x
  3. Step 3: Cross multiply
    86,996.48x = 120,065.13 × 48,766.37
  4. Step 4: Simplify right side
    86,996.48x = 5,855,139,953.35
  5. Step 5: Solve for x
    x = 5,855,139,953.35/86,996.48
  6. Step 6: Final answer
    x = 67,303.19

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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.