Home / 156,991.52-235,501.14-50,386.34

Finding the Fourth Proportional to 156,991.52, 235,501.14 and 50,386.34

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Solution

The fourth proportional to 156,991.52, 235,501.14 and 50,386.34 is: 75,583.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,991.52 : 235,501.14 = 50,386.34 : x
  2. Step 2: Convert to fraction form
    156,991.52/235,501.14 = 50,386.34/x
  3. Step 3: Cross multiply
    156,991.52x = 235,501.14 × 50,386.34
  4. Step 4: Simplify right side
    156,991.52x = 11,866,040,510.43
  5. Step 5: Solve for x
    x = 11,866,040,510.43/156,991.52
  6. Step 6: Final answer
    x = 75,583.96

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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.