Home / 239,856.04-330,999.29-132,423.77

Finding the Fourth Proportional to 239,856.04, 330,999.29 and 132,423.77

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Solution

The fourth proportional to 239,856.04, 330,999.29 and 132,423.77 is: 182,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,856.04 : 330,999.29 = 132,423.77 : x
  2. Step 2: Convert to fraction form
    239,856.04/330,999.29 = 132,423.77/x
  3. Step 3: Cross multiply
    239,856.04x = 330,999.29 × 132,423.77
  4. Step 4: Simplify right side
    239,856.04x = 43,832,173,849.12
  5. Step 5: Solve for x
    x = 43,832,173,849.12/239,856.04
  6. Step 6: Final answer
    x = 182,743.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.