Home / 99,734.10-149,564.70-33,176.40

Finding the Fourth Proportional to 99,734.10, 149,564.70 and 33,176.40

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Solution

The fourth proportional to 99,734.10, 149,564.70 and 33,176.40 is: 49,752.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,734.10 : 149,564.70 = 33,176.40 : x
  2. Step 2: Convert to fraction form
    99,734.10/149,564.70 = 33,176.40/x
  3. Step 3: Cross multiply
    99,734.10x = 149,564.70 × 33,176.40
  4. Step 4: Simplify right side
    99,734.10x = 4,962,018,313.08
  5. Step 5: Solve for x
    x = 4,962,018,313.08/99,734.10
  6. Step 6: Final answer
    x = 49,752.47

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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.