Home / 183,178.12-274,806.54-56,815.72

Finding the Fourth Proportional to 183,178.12, 274,806.54 and 56,815.72

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Solution

The fourth proportional to 183,178.12, 274,806.54 and 56,815.72 is: 85,235.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,178.12 : 274,806.54 = 56,815.72 : x
  2. Step 2: Convert to fraction form
    183,178.12/274,806.54 = 56,815.72/x
  3. Step 3: Cross multiply
    183,178.12x = 274,806.54 × 56,815.72
  4. Step 4: Simplify right side
    183,178.12x = 15,613,331,430.81
  5. Step 5: Solve for x
    x = 15,613,331,430.81/183,178.12
  6. Step 6: Final answer
    x = 85,235.79

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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.