Home / 99,394.53-148,983.36-48,828.35

Finding the Fourth Proportional to 99,394.53, 148,983.36 and 48,828.35

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Solution

The fourth proportional to 99,394.53, 148,983.36 and 48,828.35 is: 73,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,394.53 : 148,983.36 = 48,828.35 : x
  2. Step 2: Convert to fraction form
    99,394.53/148,983.36 = 48,828.35/x
  3. Step 3: Cross multiply
    99,394.53x = 148,983.36 × 48,828.35
  4. Step 4: Simplify right side
    99,394.53x = 7,274,611,835.61
  5. Step 5: Solve for x
    x = 7,274,611,835.61/99,394.53
  6. Step 6: Final answer
    x = 73,189.26

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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.