Home / 229,600.36-316,846.45-127,623.25

Finding the Fourth Proportional to 229,600.36, 316,846.45 and 127,623.25

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Solution

The fourth proportional to 229,600.36, 316,846.45 and 127,623.25 is: 176,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,600.36 : 316,846.45 = 127,623.25 : x
  2. Step 2: Convert to fraction form
    229,600.36/316,846.45 = 127,623.25/x
  3. Step 3: Cross multiply
    229,600.36x = 316,846.45 × 127,623.25
  4. Step 4: Simplify right side
    229,600.36x = 40,436,973,699.96
  5. Step 5: Solve for x
    x = 40,436,973,699.96/229,600.36
  6. Step 6: Final answer
    x = 176,118.95

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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.