Home / 194,843.07-268,854.60-118,322.37

Finding the Fourth Proportional to 194,843.07, 268,854.60 and 118,322.37

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Solution

The fourth proportional to 194,843.07, 268,854.60 and 118,322.37 is: 163,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,843.07 : 268,854.60 = 118,322.37 : x
  2. Step 2: Convert to fraction form
    194,843.07/268,854.60 = 118,322.37/x
  3. Step 3: Cross multiply
    194,843.07x = 268,854.60 × 118,322.37
  4. Step 4: Simplify right side
    194,843.07x = 31,811,513,457.40
  5. Step 5: Solve for x
    x = 31,811,513,457.40/194,843.07
  6. Step 6: Final answer
    x = 163,267.36

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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.