Home / 49,390.88-68,156.80-27,030.56

Finding the Fourth Proportional to 49,390.88, 68,156.80 and 27,030.56

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Solution

The fourth proportional to 49,390.88, 68,156.80 and 27,030.56 is: 37,300.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,390.88 : 68,156.80 = 27,030.56 : x
  2. Step 2: Convert to fraction form
    49,390.88/68,156.80 = 27,030.56/x
  3. Step 3: Cross multiply
    49,390.88x = 68,156.80 × 27,030.56
  4. Step 4: Simplify right side
    49,390.88x = 1,842,316,471.81
  5. Step 5: Solve for x
    x = 1,842,316,471.81/49,390.88
  6. Step 6: Final answer
    x = 37,300.74

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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.