Home / 147,719.01-203,946.51-120,559.97

Finding the Fourth Proportional to 147,719.01, 203,946.51 and 120,559.97

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Solution

The fourth proportional to 147,719.01, 203,946.51 and 120,559.97 is: 166,449.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,719.01 : 203,946.51 = 120,559.97 : x
  2. Step 2: Convert to fraction form
    147,719.01/203,946.51 = 120,559.97/x
  3. Step 3: Cross multiply
    147,719.01x = 203,946.51 × 120,559.97
  4. Step 4: Simplify right side
    147,719.01x = 24,587,785,637.07
  5. Step 5: Solve for x
    x = 24,587,785,637.07/147,719.01
  6. Step 6: Final answer
    x = 166,449.70

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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.