Home / 84,027.52-115,887.36-50,487.04

Finding the Fourth Proportional to 84,027.52, 115,887.36 and 50,487.04

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Solution

The fourth proportional to 84,027.52, 115,887.36 and 50,487.04 is: 69,629.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,027.52 : 115,887.36 = 50,487.04 : x
  2. Step 2: Convert to fraction form
    84,027.52/115,887.36 = 50,487.04/x
  3. Step 3: Cross multiply
    84,027.52x = 115,887.36 × 50,487.04
  4. Step 4: Simplify right side
    84,027.52x = 5,850,809,779.81
  5. Step 5: Solve for x
    x = 5,850,809,779.81/84,027.52
  6. Step 6: Final answer
    x = 69,629.69

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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.