Home / 259,940.16-358,741.56-157,942.14

Finding the Fourth Proportional to 259,940.16, 358,741.56 and 157,942.14

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Solution

The fourth proportional to 259,940.16, 358,741.56 and 157,942.14 is: 217,974.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,940.16 : 358,741.56 = 157,942.14 : x
  2. Step 2: Convert to fraction form
    259,940.16/358,741.56 = 157,942.14/x
  3. Step 3: Cross multiply
    259,940.16x = 358,741.56 × 157,942.14
  4. Step 4: Simplify right side
    259,940.16x = 56,660,409,693.34
  5. Step 5: Solve for x
    x = 56,660,409,693.34/259,940.16
  6. Step 6: Final answer
    x = 217,974.82

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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.