Home / 48,271.84-72,362.88-18,708.96

Finding the Fourth Proportional to 48,271.84, 72,362.88 and 18,708.96

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Solution

The fourth proportional to 48,271.84, 72,362.88 and 18,708.96 is: 28,046.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,271.84 : 72,362.88 = 18,708.96 : x
  2. Step 2: Convert to fraction form
    48,271.84/72,362.88 = 18,708.96/x
  3. Step 3: Cross multiply
    48,271.84x = 72,362.88 × 18,708.96
  4. Step 4: Simplify right side
    48,271.84x = 1,353,834,227.40
  5. Step 5: Solve for x
    x = 1,353,834,227.40/48,271.84
  6. Step 6: Final answer
    x = 28,046.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.