Home / 84,168.60-116,103.69-53,943.18

Finding the Fourth Proportional to 84,168.60, 116,103.69 and 53,943.18

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Solution

The fourth proportional to 84,168.60, 116,103.69 and 53,943.18 is: 74,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,168.60 : 116,103.69 = 53,943.18 : x
  2. Step 2: Convert to fraction form
    84,168.60/116,103.69 = 53,943.18/x
  3. Step 3: Cross multiply
    84,168.60x = 116,103.69 × 53,943.18
  4. Step 4: Simplify right side
    84,168.60x = 6,263,002,248.33
  5. Step 5: Solve for x
    x = 6,263,002,248.33/84,168.60
  6. Step 6: Final answer
    x = 74,410.20

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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.