Home / 104,766.59-144,582.62-61,747.89

Finding the Fourth Proportional to 104,766.59, 144,582.62 and 61,747.89

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Solution

The fourth proportional to 104,766.59, 144,582.62 and 61,747.89 is: 85,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,766.59 : 144,582.62 = 61,747.89 : x
  2. Step 2: Convert to fraction form
    104,766.59/144,582.62 = 61,747.89/x
  3. Step 3: Cross multiply
    104,766.59x = 144,582.62 × 61,747.89
  4. Step 4: Simplify right side
    104,766.59x = 8,927,671,406.93
  5. Step 5: Solve for x
    x = 8,927,671,406.93/104,766.59
  6. Step 6: Final answer
    x = 85,214.87

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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.