Home / 99,699.49-149,499.26-33,116.28

Finding the Fourth Proportional to 99,699.49, 149,499.26 and 33,116.28

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Solution

The fourth proportional to 99,699.49, 149,499.26 and 33,116.28 is: 49,657.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,699.49 : 149,499.26 = 33,116.28 : x
  2. Step 2: Convert to fraction form
    99,699.49/149,499.26 = 33,116.28/x
  3. Step 3: Cross multiply
    99,699.49x = 149,499.26 × 33,116.28
  4. Step 4: Simplify right side
    99,699.49x = 4,950,859,353.95
  5. Step 5: Solve for x
    x = 4,950,859,353.95/99,699.49
  6. Step 6: Final answer
    x = 49,657.82

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1.5x scale

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.