Home / 229,759.22-317,020.80-134,247.46

Finding the Fourth Proportional to 229,759.22, 317,020.80 and 134,247.46

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Solution

The fourth proportional to 229,759.22, 317,020.80 and 134,247.46 is: 185,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,759.22 : 317,020.80 = 134,247.46 : x
  2. Step 2: Convert to fraction form
    229,759.22/317,020.80 = 134,247.46/x
  3. Step 3: Cross multiply
    229,759.22x = 317,020.80 × 134,247.46
  4. Step 4: Simplify right side
    229,759.22x = 42,559,237,167.17
  5. Step 5: Solve for x
    x = 42,559,237,167.17/229,759.22
  6. Step 6: Final answer
    x = 185,234.08

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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.