Home / 212,660.00-293,483.04-122,015.12

Finding the Fourth Proportional to 212,660.00, 293,483.04 and 122,015.12

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Solution

The fourth proportional to 212,660.00, 293,483.04 and 122,015.12 is: 168,387.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,660.00 : 293,483.04 = 122,015.12 : x
  2. Step 2: Convert to fraction form
    212,660.00/293,483.04 = 122,015.12/x
  3. Step 3: Cross multiply
    212,660.00x = 293,483.04 × 122,015.12
  4. Step 4: Simplify right side
    212,660.00x = 35,809,367,733.49
  5. Step 5: Solve for x
    x = 35,809,367,733.49/212,660.00
  6. Step 6: Final answer
    x = 168,387.89

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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.