Home / 237,930.09-328,352.72-130,504.65

Finding the Fourth Proportional to 237,930.09, 328,352.72 and 130,504.65

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Solution

The fourth proportional to 237,930.09, 328,352.72 and 130,504.65 is: 180,101.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,930.09 : 328,352.72 = 130,504.65 : x
  2. Step 2: Convert to fraction form
    237,930.09/328,352.72 = 130,504.65/x
  3. Step 3: Cross multiply
    237,930.09x = 328,352.72 × 130,504.65
  4. Step 4: Simplify right side
    237,930.09x = 42,851,556,147.62
  5. Step 5: Solve for x
    x = 42,851,556,147.62/237,930.09
  6. Step 6: Final answer
    x = 180,101.46

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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.