Home / 116,763.93-174,506.18-85,240.38

Finding the Fourth Proportional to 116,763.93, 174,506.18 and 85,240.38

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Solution

The fourth proportional to 116,763.93, 174,506.18 and 85,240.38 is: 127,393.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,763.93 : 174,506.18 = 85,240.38 : x
  2. Step 2: Convert to fraction form
    116,763.93/174,506.18 = 85,240.38/x
  3. Step 3: Cross multiply
    116,763.93x = 174,506.18 × 85,240.38
  4. Step 4: Simplify right side
    116,763.93x = 14,874,972,669.35
  5. Step 5: Solve for x
    x = 14,874,972,669.35/116,763.93
  6. Step 6: Final answer
    x = 127,393.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.