Home / 130,357.80-195,540.35-46,106.06

Finding the Fourth Proportional to 130,357.80, 195,540.35 and 46,106.06

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Solution

The fourth proportional to 130,357.80, 195,540.35 and 46,106.06 is: 69,160.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,357.80 : 195,540.35 = 46,106.06 : x
  2. Step 2: Convert to fraction form
    130,357.80/195,540.35 = 46,106.06/x
  3. Step 3: Cross multiply
    130,357.80x = 195,540.35 × 46,106.06
  4. Step 4: Simplify right side
    130,357.80x = 9,015,593,901.29
  5. Step 5: Solve for x
    x = 9,015,593,901.29/130,357.80
  6. Step 6: Final answer
    x = 69,160.37

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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.