Home / 130,851.20-196,276.80-37,344.80

Finding the Fourth Proportional to 130,851.20, 196,276.80 and 37,344.80

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Solution

The fourth proportional to 130,851.20, 196,276.80 and 37,344.80 is: 56,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,851.20 : 196,276.80 = 37,344.80 : x
  2. Step 2: Convert to fraction form
    130,851.20/196,276.80 = 37,344.80/x
  3. Step 3: Cross multiply
    130,851.20x = 196,276.80 × 37,344.80
  4. Step 4: Simplify right side
    130,851.20x = 7,329,917,840.64
  5. Step 5: Solve for x
    x = 7,329,917,840.64/130,851.20
  6. Step 6: Final answer
    x = 56,017.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.