Home / 133,010.84-183,558.98-75,658.40

Finding the Fourth Proportional to 133,010.84, 183,558.98 and 75,658.40

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Solution

The fourth proportional to 133,010.84, 183,558.98 and 75,658.40 is: 104,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,010.84 : 183,558.98 = 75,658.40 : x
  2. Step 2: Convert to fraction form
    133,010.84/183,558.98 = 75,658.40/x
  3. Step 3: Cross multiply
    133,010.84x = 183,558.98 × 75,658.40
  4. Step 4: Simplify right side
    133,010.84x = 13,887,777,436.35
  5. Step 5: Solve for x
    x = 13,887,777,436.35/133,010.84
  6. Step 6: Final answer
    x = 104,410.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.