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Finding the Fourth Proportional to 229,096.94, 316,155.51 and 127,122.80

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Solution

The fourth proportional to 229,096.94, 316,155.51 and 127,122.80 is: 175,430.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,096.94 : 316,155.51 = 127,122.80 : x
  2. Step 2: Convert to fraction form
    229,096.94/316,155.51 = 127,122.80/x
  3. Step 3: Cross multiply
    229,096.94x = 316,155.51 × 127,122.80
  4. Step 4: Simplify right side
    229,096.94x = 40,190,572,085.85
  5. Step 5: Solve for x
    x = 40,190,572,085.85/229,096.94
  6. Step 6: Final answer
    x = 175,430.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.