Home / 53,826.50-74,280.58-30,274.50

Finding the Fourth Proportional to 53,826.50, 74,280.58 and 30,274.50

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Solution

The fourth proportional to 53,826.50, 74,280.58 and 30,274.50 is: 41,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,826.50 : 74,280.58 = 30,274.50 : x
  2. Step 2: Convert to fraction form
    53,826.50/74,280.58 = 30,274.50/x
  3. Step 3: Cross multiply
    53,826.50x = 74,280.58 × 30,274.50
  4. Step 4: Simplify right side
    53,826.50x = 2,248,807,419.21
  5. Step 5: Solve for x
    x = 2,248,807,419.21/53,826.50
  6. Step 6: Final answer
    x = 41,778.82

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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.