Home / 106,336.04-159,533.18-31,459.88

Finding the Fourth Proportional to 106,336.04, 159,533.18 and 31,459.88

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Solution

The fourth proportional to 106,336.04, 159,533.18 and 31,459.88 is: 47,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,336.04 : 159,533.18 = 31,459.88 : x
  2. Step 2: Convert to fraction form
    106,336.04/159,533.18 = 31,459.88/x
  3. Step 3: Cross multiply
    106,336.04x = 159,533.18 × 31,459.88
  4. Step 4: Simplify right side
    106,336.04x = 5,018,894,698.82
  5. Step 5: Solve for x
    x = 5,018,894,698.82/106,336.04
  6. Step 6: Final answer
    x = 47,198.44

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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.