Home / 119,316.49-178,970.58-30,570.85

Finding the Fourth Proportional to 119,316.49, 178,970.58 and 30,570.85

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Solution

The fourth proportional to 119,316.49, 178,970.58 and 30,570.85 is: 45,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,316.49 : 178,970.58 = 30,570.85 : x
  2. Step 2: Convert to fraction form
    119,316.49/178,970.58 = 30,570.85/x
  3. Step 3: Cross multiply
    119,316.49x = 178,970.58 × 30,570.85
  4. Step 4: Simplify right side
    119,316.49x = 5,471,282,755.59
  5. Step 5: Solve for x
    x = 5,471,282,755.59/119,316.49
  6. Step 6: Final answer
    x = 45,855.21

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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.