Home / 168,316.94-232,307.41-100,338.24

Finding the Fourth Proportional to 168,316.94, 232,307.41 and 100,338.24

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Solution

The fourth proportional to 168,316.94, 232,307.41 and 100,338.24 is: 138,484.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,316.94 : 232,307.41 = 100,338.24 : x
  2. Step 2: Convert to fraction form
    168,316.94/232,307.41 = 100,338.24/x
  3. Step 3: Cross multiply
    168,316.94x = 232,307.41 × 100,338.24
  4. Step 4: Simplify right side
    168,316.94x = 23,309,317,466.80
  5. Step 5: Solve for x
    x = 23,309,317,466.80/168,316.94
  6. Step 6: Final answer
    x = 138,484.68

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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.