Home / 119,010.23-178,515.93-40,125.14

Finding the Fourth Proportional to 119,010.23, 178,515.93 and 40,125.14

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Solution

The fourth proportional to 119,010.23, 178,515.93 and 40,125.14 is: 60,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,010.23 : 178,515.93 = 40,125.14 : x
  2. Step 2: Convert to fraction form
    119,010.23/178,515.93 = 40,125.14/x
  3. Step 3: Cross multiply
    119,010.23x = 178,515.93 × 40,125.14
  4. Step 4: Simplify right side
    119,010.23x = 7,162,975,790.90
  5. Step 5: Solve for x
    x = 7,162,975,790.90/119,010.23
  6. Step 6: Final answer
    x = 60,187.90

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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.