Home / 130,982.60-180,824.10-101,846.36

Finding the Fourth Proportional to 130,982.60, 180,824.10 and 101,846.36

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Solution

The fourth proportional to 130,982.60, 180,824.10 and 101,846.36 is: 140,600.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,982.60 : 180,824.10 = 101,846.36 : x
  2. Step 2: Convert to fraction form
    130,982.60/180,824.10 = 101,846.36/x
  3. Step 3: Cross multiply
    130,982.60x = 180,824.10 × 101,846.36
  4. Step 4: Simplify right side
    130,982.60x = 18,416,276,385.28
  5. Step 5: Solve for x
    x = 18,416,276,385.28/130,982.60
  6. Step 6: Final answer
    x = 140,600.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.