Home / 45,354.57-68,038.01-15,768.58

Finding the Fourth Proportional to 45,354.57, 68,038.01 and 15,768.58

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Solution

The fourth proportional to 45,354.57, 68,038.01 and 15,768.58 is: 23,655.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,354.57 : 68,038.01 = 15,768.58 : x
  2. Step 2: Convert to fraction form
    45,354.57/68,038.01 = 15,768.58/x
  3. Step 3: Cross multiply
    45,354.57x = 68,038.01 × 15,768.58
  4. Step 4: Simplify right side
    45,354.57x = 1,072,862,473.39
  5. Step 5: Solve for x
    x = 1,072,862,473.39/45,354.57
  6. Step 6: Final answer
    x = 23,655.00

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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.