Home / 229,160.02-316,236.06-127,179.56

Finding the Fourth Proportional to 229,160.02, 316,236.06 and 127,179.56

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Solution

The fourth proportional to 229,160.02, 316,236.06 and 127,179.56 is: 175,505.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,160.02 : 316,236.06 = 127,179.56 : x
  2. Step 2: Convert to fraction form
    229,160.02/316,236.06 = 127,179.56/x
  3. Step 3: Cross multiply
    229,160.02x = 316,236.06 × 127,179.56
  4. Step 4: Simplify right side
    229,160.02x = 40,218,761,385.75
  5. Step 5: Solve for x
    x = 40,218,761,385.75/229,160.02
  6. Step 6: Final answer
    x = 175,505.14

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1.5x scale

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.