Home / 124,399.36-171,535.60-84,043.04

Finding the Fourth Proportional to 124,399.36, 171,535.60 and 84,043.04

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Solution

The fourth proportional to 124,399.36, 171,535.60 and 84,043.04 is: 115,887.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,399.36 : 171,535.60 = 84,043.04 : x
  2. Step 2: Convert to fraction form
    124,399.36/171,535.60 = 84,043.04/x
  3. Step 3: Cross multiply
    124,399.36x = 171,535.60 × 84,043.04
  4. Step 4: Simplify right side
    124,399.36x = 14,416,373,292.22
  5. Step 5: Solve for x
    x = 14,416,373,292.22/124,399.36
  6. Step 6: Final answer
    x = 115,887.84

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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.