Home / 45,599.28-68,409.45-14,434.53

Finding the Fourth Proportional to 45,599.28, 68,409.45 and 14,434.53

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Solution

The fourth proportional to 45,599.28, 68,409.45 and 14,434.53 is: 21,655.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,599.28 : 68,409.45 = 14,434.53 : x
  2. Step 2: Convert to fraction form
    45,599.28/68,409.45 = 14,434.53/x
  3. Step 3: Cross multiply
    45,599.28x = 68,409.45 × 14,434.53
  4. Step 4: Simplify right side
    45,599.28x = 987,458,258.31
  5. Step 5: Solve for x
    x = 987,458,258.31/45,599.28
  6. Step 6: Final answer
    x = 21,655.13

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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.