Home / 305,789.12-458,501.96-116,263.35

Finding the Fourth Proportional to 305,789.12, 458,501.96 and 116,263.35

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Solution

The fourth proportional to 305,789.12, 458,501.96 and 116,263.35 is: 174,325.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,789.12 : 458,501.96 = 116,263.35 : x
  2. Step 2: Convert to fraction form
    305,789.12/458,501.96 = 116,263.35/x
  3. Step 3: Cross multiply
    305,789.12x = 458,501.96 × 116,263.35
  4. Step 4: Simplify right side
    305,789.12x = 53,306,973,269.85
  5. Step 5: Solve for x
    x = 53,306,973,269.85/305,789.12
  6. Step 6: Final answer
    x = 174,325.93

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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.