Home / 178,131.23-245,814.48-97,559.42

Finding the Fourth Proportional to 178,131.23, 245,814.48 and 97,559.42

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Solution

The fourth proportional to 178,131.23, 245,814.48 and 97,559.42 is: 134,628.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,131.23 : 245,814.48 = 97,559.42 : x
  2. Step 2: Convert to fraction form
    178,131.23/245,814.48 = 97,559.42/x
  3. Step 3: Cross multiply
    178,131.23x = 245,814.48 × 97,559.42
  4. Step 4: Simplify right side
    178,131.23x = 23,981,516,867.33
  5. Step 5: Solve for x
    x = 23,981,516,867.33/178,131.23
  6. Step 6: Final answer
    x = 134,628.37

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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.