Home / 130,723.32-195,989.40-41,926.28

Finding the Fourth Proportional to 130,723.32, 195,989.40 and 41,926.28

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Solution

The fourth proportional to 130,723.32, 195,989.40 and 41,926.28 is: 62,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,723.32 : 195,989.40 = 41,926.28 : x
  2. Step 2: Convert to fraction form
    130,723.32/195,989.40 = 41,926.28/x
  3. Step 3: Cross multiply
    130,723.32x = 195,989.40 × 41,926.28
  4. Step 4: Simplify right side
    130,723.32x = 8,217,106,461.43
  5. Step 5: Solve for x
    x = 8,217,106,461.43/130,723.32
  6. Step 6: Final answer
    x = 62,858.77

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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.