Home / 130,181.79-195,274.31-41,434.95

Finding the Fourth Proportional to 130,181.79, 195,274.31 and 41,434.95

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Solution

The fourth proportional to 130,181.79, 195,274.31 and 41,434.95 is: 62,152.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,181.79 : 195,274.31 = 41,434.95 : x
  2. Step 2: Convert to fraction form
    130,181.79/195,274.31 = 41,434.95/x
  3. Step 3: Cross multiply
    130,181.79x = 195,274.31 × 41,434.95
  4. Step 4: Simplify right side
    130,181.79x = 8,091,181,063.96
  5. Step 5: Solve for x
    x = 8,091,181,063.96/130,181.79
  6. Step 6: Final answer
    x = 62,152.94

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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.