Home / 48,325.14-72,506.16-18,763.72

Finding the Fourth Proportional to 48,325.14, 72,506.16 and 18,763.72

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Solution

The fourth proportional to 48,325.14, 72,506.16 and 18,763.72 is: 28,152.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,325.14 : 72,506.16 = 18,763.72 : x
  2. Step 2: Convert to fraction form
    48,325.14/72,506.16 = 18,763.72/x
  3. Step 3: Cross multiply
    48,325.14x = 72,506.16 × 18,763.72
  4. Step 4: Simplify right side
    48,325.14x = 1,360,485,284.52
  5. Step 5: Solve for x
    x = 1,360,485,284.52/48,325.14
  6. Step 6: Final answer
    x = 28,152.74

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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.