Home / 119,719.71-179,581.32-35,488.40

Finding the Fourth Proportional to 119,719.71, 179,581.32 and 35,488.40

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Solution

The fourth proportional to 119,719.71, 179,581.32 and 35,488.40 is: 53,233.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,719.71 : 179,581.32 = 35,488.40 : x
  2. Step 2: Convert to fraction form
    119,719.71/179,581.32 = 35,488.40/x
  3. Step 3: Cross multiply
    119,719.71x = 179,581.32 × 35,488.40
  4. Step 4: Simplify right side
    119,719.71x = 6,373,052,818.78
  5. Step 5: Solve for x
    x = 6,373,052,818.78/119,719.71
  6. Step 6: Final answer
    x = 53,233.11

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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.