Home / 89,026.30-133,557.69-29,904.40

Finding the Fourth Proportional to 89,026.30, 133,557.69 and 29,904.40

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Solution

The fourth proportional to 89,026.30, 133,557.69 and 29,904.40 is: 44,862.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,026.30 : 133,557.69 = 29,904.40 : x
  2. Step 2: Convert to fraction form
    89,026.30/133,557.69 = 29,904.40/x
  3. Step 3: Cross multiply
    89,026.30x = 133,557.69 × 29,904.40
  4. Step 4: Simplify right side
    89,026.30x = 3,993,962,584.84
  5. Step 5: Solve for x
    x = 3,993,962,584.84/89,026.30
  6. Step 6: Final answer
    x = 44,862.73

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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.