Home / 237,822.20-328,190.90-130,393.16

Finding the Fourth Proportional to 237,822.20, 328,190.90 and 130,393.16

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Solution

The fourth proportional to 237,822.20, 328,190.90 and 130,393.16 is: 179,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,822.20 : 328,190.90 = 130,393.16 : x
  2. Step 2: Convert to fraction form
    237,822.20/328,190.90 = 130,393.16/x
  3. Step 3: Cross multiply
    237,822.20x = 328,190.90 × 130,393.16
  4. Step 4: Simplify right side
    237,822.20x = 42,793,848,534.24
  5. Step 5: Solve for x
    x = 42,793,848,534.24/237,822.20
  6. Step 6: Final answer
    x = 179,940.51

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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.