Home / 116,478.45-174,688.82-49,911.03

Finding the Fourth Proportional to 116,478.45, 174,688.82 and 49,911.03

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Solution

The fourth proportional to 116,478.45, 174,688.82 and 49,911.03 is: 74,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,478.45 : 174,688.82 = 49,911.03 : x
  2. Step 2: Convert to fraction form
    116,478.45/174,688.82 = 49,911.03/x
  3. Step 3: Cross multiply
    116,478.45x = 174,688.82 × 49,911.03
  4. Step 4: Simplify right side
    116,478.45x = 8,718,898,935.68
  5. Step 5: Solve for x
    x = 8,718,898,935.68/116,478.45
  6. Step 6: Final answer
    x = 74,854.18

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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.