Home / 229,749.17-317,007-134,237.41

Finding the Fourth Proportional to 229,749.17, 317,007 and 134,237.41

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Solution

The fourth proportional to 229,749.17, 317,007 and 134,237.41 is: 185,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,749.17 : 317,007 = 134,237.41 : x
  2. Step 2: Convert to fraction form
    229,749.17/317,007 = 134,237.41/x
  3. Step 3: Cross multiply
    229,749.17x = 317,007 × 134,237.41
  4. Step 4: Simplify right side
    229,749.17x = 42,554,197,839.35
  5. Step 5: Solve for x
    x = 42,554,197,839.35/229,749.17
  6. Step 6: Final answer
    x = 185,220.25

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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.