Home / 57,246.29-85,853.03-19,291.41

Finding the Fourth Proportional to 57,246.29, 85,853.03 and 19,291.41

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Solution

The fourth proportional to 57,246.29, 85,853.03 and 19,291.41 is: 28,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,246.29 : 85,853.03 = 19,291.41 : x
  2. Step 2: Convert to fraction form
    57,246.29/85,853.03 = 19,291.41/x
  3. Step 3: Cross multiply
    57,246.29x = 85,853.03 × 19,291.41
  4. Step 4: Simplify right side
    57,246.29x = 1,656,225,905.02
  5. Step 5: Solve for x
    x = 1,656,225,905.02/57,246.29
  6. Step 6: Final answer
    x = 28,931.59

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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.