Home / 130,052.70-195,030.45-51,150.60

Finding the Fourth Proportional to 130,052.70, 195,030.45 and 51,150.60

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Solution

The fourth proportional to 130,052.70, 195,030.45 and 51,150.60 is: 76,706.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,052.70 : 195,030.45 = 51,150.60 : x
  2. Step 2: Convert to fraction form
    130,052.70/195,030.45 = 51,150.60/x
  3. Step 3: Cross multiply
    130,052.70x = 195,030.45 × 51,150.60
  4. Step 4: Simplify right side
    130,052.70x = 9,975,924,535.77
  5. Step 5: Solve for x
    x = 9,975,924,535.77/130,052.70
  6. Step 6: Final answer
    x = 76,706.79

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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.