Home / 130,210.20-195,333.45-40,260.26

Finding the Fourth Proportional to 130,210.20, 195,333.45 and 40,260.26

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Solution

The fourth proportional to 130,210.20, 195,333.45 and 40,260.26 is: 60,395.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,210.20 : 195,333.45 = 40,260.26 : x
  2. Step 2: Convert to fraction form
    130,210.20/195,333.45 = 40,260.26/x
  3. Step 3: Cross multiply
    130,210.20x = 195,333.45 × 40,260.26
  4. Step 4: Simplify right side
    130,210.20x = 7,864,174,507.03
  5. Step 5: Solve for x
    x = 7,864,174,507.03/130,210.20
  6. Step 6: Final answer
    x = 60,395.99

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1.5x scale

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.