Home / 54,740.43-75,562.34-35,878.77

Finding the Fourth Proportional to 54,740.43, 75,562.34 and 35,878.77

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Solution

The fourth proportional to 54,740.43, 75,562.34 and 35,878.77 is: 49,526.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,740.43 : 75,562.34 = 35,878.77 : x
  2. Step 2: Convert to fraction form
    54,740.43/75,562.34 = 35,878.77/x
  3. Step 3: Cross multiply
    54,740.43x = 75,562.34 × 35,878.77
  4. Step 4: Simplify right side
    54,740.43x = 2,711,083,638.13
  5. Step 5: Solve for x
    x = 2,711,083,638.13/54,740.43
  6. Step 6: Final answer
    x = 49,526.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.