Home / 69,917.84-104,854.36-23,160.72

Finding the Fourth Proportional to 69,917.84, 104,854.36 and 23,160.72

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Solution

The fourth proportional to 69,917.84, 104,854.36 and 23,160.72 is: 34,733.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,917.84 : 104,854.36 = 23,160.72 : x
  2. Step 2: Convert to fraction form
    69,917.84/104,854.36 = 23,160.72/x
  3. Step 3: Cross multiply
    69,917.84x = 104,854.36 × 23,160.72
  4. Step 4: Simplify right side
    69,917.84x = 2,428,502,472.74
  5. Step 5: Solve for x
    x = 2,428,502,472.74/69,917.84
  6. Step 6: Final answer
    x = 34,733.66

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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.