Home / 229,605.16-316,833.36-127,618.50

Finding the Fourth Proportional to 229,605.16, 316,833.36 and 127,618.50

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Solution

The fourth proportional to 229,605.16, 316,833.36 and 127,618.50 is: 176,101.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,605.16 : 316,833.36 = 127,618.50 : x
  2. Step 2: Convert to fraction form
    229,605.16/316,833.36 = 127,618.50/x
  3. Step 3: Cross multiply
    229,605.16x = 316,833.36 × 127,618.50
  4. Step 4: Simplify right side
    229,605.16x = 40,433,798,153.16
  5. Step 5: Solve for x
    x = 40,433,798,153.16/229,605.16
  6. Step 6: Final answer
    x = 176,101.43

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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.