Home / 119,861.64-179,824.32-40,975.74

Finding the Fourth Proportional to 119,861.64, 179,824.32 and 40,975.74

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Solution

The fourth proportional to 119,861.64, 179,824.32 and 40,975.74 is: 61,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,861.64 : 179,824.32 = 40,975.74 : x
  2. Step 2: Convert to fraction form
    119,861.64/179,824.32 = 40,975.74/x
  3. Step 3: Cross multiply
    119,861.64x = 179,824.32 × 40,975.74
  4. Step 4: Simplify right side
    119,861.64x = 7,368,434,582.00
  5. Step 5: Solve for x
    x = 7,368,434,582.00/119,861.64
  6. Step 6: Final answer
    x = 61,474.50

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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.