Home / 119,307.57-178,957.26-30,561.85

Finding the Fourth Proportional to 119,307.57, 178,957.26 and 30,561.85

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Solution

The fourth proportional to 119,307.57, 178,957.26 and 30,561.85 is: 45,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,307.57 : 178,957.26 = 30,561.85 : x
  2. Step 2: Convert to fraction form
    119,307.57/178,957.26 = 30,561.85/x
  3. Step 3: Cross multiply
    119,307.57x = 178,957.26 × 30,561.85
  4. Step 4: Simplify right side
    119,307.57x = 5,469,263,888.94
  5. Step 5: Solve for x
    x = 5,469,263,888.94/119,307.57
  6. Step 6: Final answer
    x = 45,841.72

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1.5x scale

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.