Home / 130,548.65-195,833.36-55,669.44

Finding the Fourth Proportional to 130,548.65, 195,833.36 and 55,669.44

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Solution

The fourth proportional to 130,548.65, 195,833.36 and 55,669.44 is: 83,508.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,548.65 : 195,833.36 = 55,669.44 : x
  2. Step 2: Convert to fraction form
    130,548.65/195,833.36 = 55,669.44/x
  3. Step 3: Cross multiply
    130,548.65x = 195,833.36 × 55,669.44
  4. Step 4: Simplify right side
    130,548.65x = 10,901,934,094.38
  5. Step 5: Solve for x
    x = 10,901,934,094.38/130,548.65
  6. Step 6: Final answer
    x = 83,508.59

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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.