Home / 52,371.42-72,271.95-28,497.68

Finding the Fourth Proportional to 52,371.42, 72,271.95 and 28,497.68

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Solution

The fourth proportional to 52,371.42, 72,271.95 and 28,497.68 is: 39,326.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,371.42 : 72,271.95 = 28,497.68 : x
  2. Step 2: Convert to fraction form
    52,371.42/72,271.95 = 28,497.68/x
  3. Step 3: Cross multiply
    52,371.42x = 72,271.95 × 28,497.68
  4. Step 4: Simplify right side
    52,371.42x = 2,059,583,273.70
  5. Step 5: Solve for x
    x = 2,059,583,273.70/52,371.42
  6. Step 6: Final answer
    x = 39,326.47

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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.