Home / 229,534.85-316,753.98-127,558.49

Finding the Fourth Proportional to 229,534.85, 316,753.98 and 127,558.49

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Solution

The fourth proportional to 229,534.85, 316,753.98 and 127,558.49 is: 176,028.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,534.85 : 316,753.98 = 127,558.49 : x
  2. Step 2: Convert to fraction form
    229,534.85/316,753.98 = 127,558.49/x
  3. Step 3: Cross multiply
    229,534.85x = 316,753.98 × 127,558.49
  4. Step 4: Simplify right side
    229,534.85x = 40,404,657,806.52
  5. Step 5: Solve for x
    x = 40,404,657,806.52/229,534.85
  6. Step 6: Final answer
    x = 176,028.43

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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.