Home / 226,567.35-312,585.08-140,495.40

Finding the Fourth Proportional to 226,567.35, 312,585.08 and 140,495.40

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Solution

The fourth proportional to 226,567.35, 312,585.08 and 140,495.40 is: 193,835.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,567.35 : 312,585.08 = 140,495.40 : x
  2. Step 2: Convert to fraction form
    226,567.35/312,585.08 = 140,495.40/x
  3. Step 3: Cross multiply
    226,567.35x = 312,585.08 × 140,495.40
  4. Step 4: Simplify right side
    226,567.35x = 43,916,765,146.16
  5. Step 5: Solve for x
    x = 43,916,765,146.16/226,567.35
  6. Step 6: Final answer
    x = 193,835.37

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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.