Home / 48,554.66-72,796.35-20,473.58

Finding the Fourth Proportional to 48,554.66, 72,796.35 and 20,473.58

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Solution

The fourth proportional to 48,554.66, 72,796.35 and 20,473.58 is: 30,695.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,554.66 : 72,796.35 = 20,473.58 : x
  2. Step 2: Convert to fraction form
    48,554.66/72,796.35 = 20,473.58/x
  3. Step 3: Cross multiply
    48,554.66x = 72,796.35 × 20,473.58
  4. Step 4: Simplify right side
    48,554.66x = 1,490,401,895.43
  5. Step 5: Solve for x
    x = 1,490,401,895.43/48,554.66
  6. Step 6: Final answer
    x = 30,695.34

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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.