Home / 223,350.25-334,877.27-81,178.64

Finding the Fourth Proportional to 223,350.25, 334,877.27 and 81,178.64

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Solution

The fourth proportional to 223,350.25, 334,877.27 and 81,178.64 is: 121,714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,350.25 : 334,877.27 = 81,178.64 : x
  2. Step 2: Convert to fraction form
    223,350.25/334,877.27 = 81,178.64/x
  3. Step 3: Cross multiply
    223,350.25x = 334,877.27 × 81,178.64
  4. Step 4: Simplify right side
    223,350.25x = 27,184,880,939.62
  5. Step 5: Solve for x
    x = 27,184,880,939.62/223,350.25
  6. Step 6: Final answer
    x = 121,714.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.