Home / 48,871.84-73,307.76-13,808.56

Finding the Fourth Proportional to 48,871.84, 73,307.76 and 13,808.56

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Solution

The fourth proportional to 48,871.84, 73,307.76 and 13,808.56 is: 20,712.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,871.84 : 73,307.76 = 13,808.56 : x
  2. Step 2: Convert to fraction form
    48,871.84/73,307.76 = 13,808.56/x
  3. Step 3: Cross multiply
    48,871.84x = 73,307.76 × 13,808.56
  4. Step 4: Simplify right side
    48,871.84x = 1,012,274,602.43
  5. Step 5: Solve for x
    x = 1,012,274,602.43/48,871.84
  6. Step 6: Final answer
    x = 20,712.84

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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.