Home / 185,828.60-256,189.56-127,683.56

Finding the Fourth Proportional to 185,828.60, 256,189.56 and 127,683.56

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Solution

The fourth proportional to 185,828.60, 256,189.56 and 127,683.56 is: 176,028.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,828.60 : 256,189.56 = 127,683.56 : x
  2. Step 2: Convert to fraction form
    185,828.60/256,189.56 = 127,683.56/x
  3. Step 3: Cross multiply
    185,828.60x = 256,189.56 × 127,683.56
  4. Step 4: Simplify right side
    185,828.60x = 32,711,195,055.63
  5. Step 5: Solve for x
    x = 32,711,195,055.63/185,828.60
  6. Step 6: Final answer
    x = 176,028.85

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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.