Home / 130,914.27-196,371.45-37,420.02

Finding the Fourth Proportional to 130,914.27, 196,371.45 and 37,420.02

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Solution

The fourth proportional to 130,914.27, 196,371.45 and 37,420.02 is: 56,130.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,914.27 : 196,371.45 = 37,420.02 : x
  2. Step 2: Convert to fraction form
    130,914.27/196,371.45 = 37,420.02/x
  3. Step 3: Cross multiply
    130,914.27x = 196,371.45 × 37,420.02
  4. Step 4: Simplify right side
    130,914.27x = 7,348,223,586.43
  5. Step 5: Solve for x
    x = 7,348,223,586.43/130,914.27
  6. Step 6: Final answer
    x = 56,130.04

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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.