Home / 229,724.55-316,995.61-127,733.56

Finding the Fourth Proportional to 229,724.55, 316,995.61 and 127,733.56

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Solution

The fourth proportional to 229,724.55, 316,995.61 and 127,733.56 is: 176,258.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,724.55 : 316,995.61 = 127,733.56 : x
  2. Step 2: Convert to fraction form
    229,724.55/316,995.61 = 127,733.56/x
  3. Step 3: Cross multiply
    229,724.55x = 316,995.61 × 127,733.56
  4. Step 4: Simplify right side
    229,724.55x = 40,490,976,627.91
  5. Step 5: Solve for x
    x = 40,490,976,627.91/229,724.55
  6. Step 6: Final answer
    x = 176,258.81

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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.