Home / 84,341.07-116,390.79-48,530.37

Finding the Fourth Proportional to 84,341.07, 116,390.79 and 48,530.37

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Solution

The fourth proportional to 84,341.07, 116,390.79 and 48,530.37 is: 66,971.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,341.07 : 116,390.79 = 48,530.37 : x
  2. Step 2: Convert to fraction form
    84,341.07/116,390.79 = 48,530.37/x
  3. Step 3: Cross multiply
    84,341.07x = 116,390.79 × 48,530.37
  4. Step 4: Simplify right side
    84,341.07x = 5,648,488,103.29
  5. Step 5: Solve for x
    x = 5,648,488,103.29/84,341.07
  6. Step 6: Final answer
    x = 66,971.98

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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.