Home / 52,529.87-72,491.21-28,656.63

Finding the Fourth Proportional to 52,529.87, 72,491.21 and 28,656.63

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Solution

The fourth proportional to 52,529.87, 72,491.21 and 28,656.63 is: 39,546.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,529.87 : 72,491.21 = 28,656.63 : x
  2. Step 2: Convert to fraction form
    52,529.87/72,491.21 = 28,656.63/x
  3. Step 3: Cross multiply
    52,529.87x = 72,491.21 × 28,656.63
  4. Step 4: Simplify right side
    52,529.87x = 2,077,353,639.94
  5. Step 5: Solve for x
    x = 2,077,353,639.94/52,529.87
  6. Step 6: Final answer
    x = 39,546.14

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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.