Home / 274,041.95-378,072.89-166,572.77

Finding the Fourth Proportional to 274,041.95, 378,072.89 and 166,572.77

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Solution

The fourth proportional to 274,041.95, 378,072.89 and 166,572.77 is: 229,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,041.95 : 378,072.89 = 166,572.77 : x
  2. Step 2: Convert to fraction form
    274,041.95/378,072.89 = 166,572.77/x
  3. Step 3: Cross multiply
    274,041.95x = 378,072.89 × 166,572.77
  4. Step 4: Simplify right side
    274,041.95x = 62,976,646,658.84
  5. Step 5: Solve for x
    x = 62,976,646,658.84/274,041.95
  6. Step 6: Final answer
    x = 229,806.60

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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.