Home / 218,583.08-301,784.16-178,392.86

Finding the Fourth Proportional to 218,583.08, 301,784.16 and 178,392.86

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Solution

The fourth proportional to 218,583.08, 301,784.16 and 178,392.86 is: 246,296.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,583.08 : 301,784.16 = 178,392.86 : x
  2. Step 2: Convert to fraction form
    218,583.08/301,784.16 = 178,392.86/x
  3. Step 3: Cross multiply
    218,583.08x = 301,784.16 × 178,392.86
  4. Step 4: Simplify right side
    218,583.08x = 53,836,139,405.10
  5. Step 5: Solve for x
    x = 53,836,139,405.10/218,583.08
  6. Step 6: Final answer
    x = 246,296.01

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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.