Home / 125,166.07-187,769.49-40,901.77

Finding the Fourth Proportional to 125,166.07, 187,769.49 and 40,901.77

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Solution

The fourth proportional to 125,166.07, 187,769.49 and 40,901.77 is: 61,359.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,166.07 : 187,769.49 = 40,901.77 : x
  2. Step 2: Convert to fraction form
    125,166.07/187,769.49 = 40,901.77/x
  3. Step 3: Cross multiply
    125,166.07x = 187,769.49 × 40,901.77
  4. Step 4: Simplify right side
    125,166.07x = 7,680,104,493.00
  5. Step 5: Solve for x
    x = 7,680,104,493.00/125,166.07
  6. Step 6: Final answer
    x = 61,359.32

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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.