Home / 45,988.32-68,989.68-14,826.72

Finding the Fourth Proportional to 45,988.32, 68,989.68 and 14,826.72

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Solution

The fourth proportional to 45,988.32, 68,989.68 and 14,826.72 is: 22,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,988.32 : 68,989.68 = 14,826.72 : x
  2. Step 2: Convert to fraction form
    45,988.32/68,989.68 = 14,826.72/x
  3. Step 3: Cross multiply
    45,988.32x = 68,989.68 × 14,826.72
  4. Step 4: Simplify right side
    45,988.32x = 1,022,890,668.25
  5. Step 5: Solve for x
    x = 1,022,890,668.25/45,988.32
  6. Step 6: Final answer
    x = 22,242.40

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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.