Home / 235,496.12-353,260.38-77,835.29

Finding the Fourth Proportional to 235,496.12, 353,260.38 and 77,835.29

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Solution

The fourth proportional to 235,496.12, 353,260.38 and 77,835.29 is: 116,758.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,496.12 : 353,260.38 = 77,835.29 : x
  2. Step 2: Convert to fraction form
    235,496.12/353,260.38 = 77,835.29/x
  3. Step 3: Cross multiply
    235,496.12x = 353,260.38 × 77,835.29
  4. Step 4: Simplify right side
    235,496.12x = 27,496,124,122.81
  5. Step 5: Solve for x
    x = 27,496,124,122.81/235,496.12
  6. Step 6: Final answer
    x = 116,758.29

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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.