Home / 99,403.22-149,053.74-29,273.42

Finding the Fourth Proportional to 99,403.22, 149,053.74 and 29,273.42

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Solution

The fourth proportional to 99,403.22, 149,053.74 and 29,273.42 is: 43,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,403.22 : 149,053.74 = 29,273.42 : x
  2. Step 2: Convert to fraction form
    99,403.22/149,053.74 = 29,273.42/x
  3. Step 3: Cross multiply
    99,403.22x = 149,053.74 × 29,273.42
  4. Step 4: Simplify right side
    99,403.22x = 4,363,311,988.32
  5. Step 5: Solve for x
    x = 4,363,311,988.32/99,403.22
  6. Step 6: Final answer
    x = 43,895.08

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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.