Home / 30,328.60-45,425.19-23,256.53

Finding the Fourth Proportional to 30,328.60, 45,425.19 and 23,256.53

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Solution

The fourth proportional to 30,328.60, 45,425.19 and 23,256.53 is: 34,832.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,328.60 : 45,425.19 = 23,256.53 : x
  2. Step 2: Convert to fraction form
    30,328.60/45,425.19 = 23,256.53/x
  3. Step 3: Cross multiply
    30,328.60x = 45,425.19 × 23,256.53
  4. Step 4: Simplify right side
    30,328.60x = 1,056,432,293.99
  5. Step 5: Solve for x
    x = 1,056,432,293.99/30,328.60
  6. Step 6: Final answer
    x = 34,832.87

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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.