Home / 54,341.96-74,990.95-30,468.56

Finding the Fourth Proportional to 54,341.96, 74,990.95 and 30,468.56

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Solution

The fourth proportional to 54,341.96, 74,990.95 and 30,468.56 is: 42,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,341.96 : 74,990.95 = 30,468.56 : x
  2. Step 2: Convert to fraction form
    54,341.96/74,990.95 = 30,468.56/x
  3. Step 3: Cross multiply
    54,341.96x = 74,990.95 × 30,468.56
  4. Step 4: Simplify right side
    54,341.96x = 2,284,865,808.41
  5. Step 5: Solve for x
    x = 2,284,865,808.41/54,341.96
  6. Step 6: Final answer
    x = 42,046.07

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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.