Home / 130,021.10-195,096.45-73,904.30

Finding the Fourth Proportional to 130,021.10, 195,096.45 and 73,904.30

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Solution

The fourth proportional to 130,021.10, 195,096.45 and 73,904.30 is: 110,893.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,021.10 : 195,096.45 = 73,904.30 : x
  2. Step 2: Convert to fraction form
    130,021.10/195,096.45 = 73,904.30/x
  3. Step 3: Cross multiply
    130,021.10x = 195,096.45 × 73,904.30
  4. Step 4: Simplify right side
    130,021.10x = 14,418,466,569.74
  5. Step 5: Solve for x
    x = 14,418,466,569.74/130,021.10
  6. Step 6: Final answer
    x = 110,893.28

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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.