Home / 52,774.94-72,826.08-28,901.90

Finding the Fourth Proportional to 52,774.94, 72,826.08 and 28,901.90

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Solution

The fourth proportional to 52,774.94, 72,826.08 and 28,901.90 is: 39,882.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,774.94 : 72,826.08 = 28,901.90 : x
  2. Step 2: Convert to fraction form
    52,774.94/72,826.08 = 28,901.90/x
  3. Step 3: Cross multiply
    52,774.94x = 72,826.08 × 28,901.90
  4. Step 4: Simplify right side
    52,774.94x = 2,104,812,081.55
  5. Step 5: Solve for x
    x = 2,104,812,081.55/52,774.94
  6. Step 6: Final answer
    x = 39,882.79

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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.