Home / 237,341.56-327,518.66-129,890.80

Finding the Fourth Proportional to 237,341.56, 327,518.66 and 129,890.80

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Solution

The fourth proportional to 237,341.56, 327,518.66 and 129,890.80 is: 179,242.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,341.56 : 327,518.66 = 129,890.80 : x
  2. Step 2: Convert to fraction form
    237,341.56/327,518.66 = 129,890.80/x
  3. Step 3: Cross multiply
    237,341.56x = 327,518.66 × 129,890.80
  4. Step 4: Simplify right side
    237,341.56x = 42,541,660,762.33
  5. Step 5: Solve for x
    x = 42,541,660,762.33/237,341.56
  6. Step 6: Final answer
    x = 179,242.36

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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.