Home / 235,669.83-353,560.08-77,898.26

Finding the Fourth Proportional to 235,669.83, 353,560.08 and 77,898.26

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Solution

The fourth proportional to 235,669.83, 353,560.08 and 77,898.26 is: 116,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,669.83 : 353,560.08 = 77,898.26 : x
  2. Step 2: Convert to fraction form
    235,669.83/353,560.08 = 77,898.26/x
  3. Step 3: Cross multiply
    235,669.83x = 353,560.08 × 77,898.26
  4. Step 4: Simplify right side
    235,669.83x = 27,541,713,269.66
  5. Step 5: Solve for x
    x = 27,541,713,269.66/235,669.83
  6. Step 6: Final answer
    x = 116,865.67

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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.