Home / 84,160.30-116,112.48-47,858.14

Finding the Fourth Proportional to 84,160.30, 116,112.48 and 47,858.14

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Solution

The fourth proportional to 84,160.30, 116,112.48 and 47,858.14 is: 66,027.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,160.30 : 116,112.48 = 47,858.14 : x
  2. Step 2: Convert to fraction form
    84,160.30/116,112.48 = 47,858.14/x
  3. Step 3: Cross multiply
    84,160.30x = 116,112.48 × 47,858.14
  4. Step 4: Simplify right side
    84,160.30x = 5,556,927,323.59
  5. Step 5: Solve for x
    x = 5,556,927,323.59/84,160.30
  6. Step 6: Final answer
    x = 66,027.89

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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.