Home / 236,380.81-326,192.28-134,391.89

Finding the Fourth Proportional to 236,380.81, 326,192.28 and 134,391.89

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Solution

The fourth proportional to 236,380.81, 326,192.28 and 134,391.89 is: 185,453.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,380.81 : 326,192.28 = 134,391.89 : x
  2. Step 2: Convert to fraction form
    236,380.81/326,192.28 = 134,391.89/x
  3. Step 3: Cross multiply
    236,380.81x = 326,192.28 × 134,391.89
  4. Step 4: Simplify right side
    236,380.81x = 43,837,597,012.61
  5. Step 5: Solve for x
    x = 43,837,597,012.61/236,380.81
  6. Step 6: Final answer
    x = 185,453.28

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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.