Home / 130,354.43-195,552.83-40,376.13

Finding the Fourth Proportional to 130,354.43, 195,552.83 and 40,376.13

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Solution

The fourth proportional to 130,354.43, 195,552.83 and 40,376.13 is: 60,570.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,354.43 : 195,552.83 = 40,376.13 : x
  2. Step 2: Convert to fraction form
    130,354.43/195,552.83 = 40,376.13/x
  3. Step 3: Cross multiply
    130,354.43x = 195,552.83 × 40,376.13
  4. Step 4: Simplify right side
    130,354.43x = 7,895,666,485.95
  5. Step 5: Solve for x
    x = 7,895,666,485.95/130,354.43
  6. Step 6: Final answer
    x = 60,570.76

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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.