Home / 130,029.48-194,966.38-54,036.38

Finding the Fourth Proportional to 130,029.48, 194,966.38 and 54,036.38

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Solution

The fourth proportional to 130,029.48, 194,966.38 and 54,036.38 is: 81,022.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,029.48 : 194,966.38 = 54,036.38 : x
  2. Step 2: Convert to fraction form
    130,029.48/194,966.38 = 54,036.38/x
  3. Step 3: Cross multiply
    130,029.48x = 194,966.38 × 54,036.38
  4. Step 4: Simplify right side
    130,029.48x = 10,535,277,053.36
  5. Step 5: Solve for x
    x = 10,535,277,053.36/130,029.48
  6. Step 6: Final answer
    x = 81,022.22

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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.