Home / 54,927.33-82,390.95-47,509.74

Finding the Fourth Proportional to 54,927.33, 82,390.95 and 47,509.74

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Solution

The fourth proportional to 54,927.33, 82,390.95 and 47,509.74 is: 71,264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,927.33 : 82,390.95 = 47,509.74 : x
  2. Step 2: Convert to fraction form
    54,927.33/82,390.95 = 47,509.74/x
  3. Step 3: Cross multiply
    54,927.33x = 82,390.95 × 47,509.74
  4. Step 4: Simplify right side
    54,927.33x = 3,914,372,612.85
  5. Step 5: Solve for x
    x = 3,914,372,612.85/54,927.33
  6. Step 6: Final answer
    x = 71,264.57

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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.