Home / 48,271.38-72,418.41-14,989.74

Finding the Fourth Proportional to 48,271.38, 72,418.41 and 14,989.74

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Solution

The fourth proportional to 48,271.38, 72,418.41 and 14,989.74 is: 22,488.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,271.38 : 72,418.41 = 14,989.74 : x
  2. Step 2: Convert to fraction form
    48,271.38/72,418.41 = 14,989.74/x
  3. Step 3: Cross multiply
    48,271.38x = 72,418.41 × 14,989.74
  4. Step 4: Simplify right side
    48,271.38x = 1,085,533,137.11
  5. Step 5: Solve for x
    x = 1,085,533,137.11/48,271.38
  6. Step 6: Final answer
    x = 22,488.13

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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.