Home / 54,875.17-82,303.19-15,422.91

Finding the Fourth Proportional to 54,875.17, 82,303.19 and 15,422.91

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Solution

The fourth proportional to 54,875.17, 82,303.19 and 15,422.91 is: 23,131.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,875.17 : 82,303.19 = 15,422.91 : x
  2. Step 2: Convert to fraction form
    54,875.17/82,303.19 = 15,422.91/x
  3. Step 3: Cross multiply
    54,875.17x = 82,303.19 × 15,422.91
  4. Step 4: Simplify right side
    54,875.17x = 1,269,354,364.17
  5. Step 5: Solve for x
    x = 1,269,354,364.17/54,875.17
  6. Step 6: Final answer
    x = 23,131.67

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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.