Home / 130,829.40-195,725.70-113,491.80

Finding the Fourth Proportional to 130,829.40, 195,725.70 and 113,491.80

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Solution

The fourth proportional to 130,829.40, 195,725.70 and 113,491.80 is: 169,788.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,829.40 : 195,725.70 = 113,491.80 : x
  2. Step 2: Convert to fraction form
    130,829.40/195,725.70 = 113,491.80/x
  3. Step 3: Cross multiply
    130,829.40x = 195,725.70 × 113,491.80
  4. Step 4: Simplify right side
    130,829.40x = 22,213,261,999.26
  5. Step 5: Solve for x
    x = 22,213,261,999.26/130,829.40
  6. Step 6: Final answer
    x = 169,788.00

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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.