Home / 130,555.60-195,650.52-55,574.44

Finding the Fourth Proportional to 130,555.60, 195,650.52 and 55,574.44

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Solution

The fourth proportional to 130,555.60, 195,650.52 and 55,574.44 is: 83,283.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,555.60 : 195,650.52 = 55,574.44 : x
  2. Step 2: Convert to fraction form
    130,555.60/195,650.52 = 55,574.44/x
  3. Step 3: Cross multiply
    130,555.60x = 195,650.52 × 55,574.44
  4. Step 4: Simplify right side
    130,555.60x = 10,873,168,084.71
  5. Step 5: Solve for x
    x = 10,873,168,084.71/130,555.60
  6. Step 6: Final answer
    x = 83,283.81

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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.