Home / 116,507.12-174,731.73-49,939.70

Finding the Fourth Proportional to 116,507.12, 174,731.73 and 49,939.70

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Solution

The fourth proportional to 116,507.12, 174,731.73 and 49,939.70 is: 74,897.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,507.12 : 174,731.73 = 49,939.70 : x
  2. Step 2: Convert to fraction form
    116,507.12/174,731.73 = 49,939.70/x
  3. Step 3: Cross multiply
    116,507.12x = 174,731.73 × 49,939.70
  4. Step 4: Simplify right side
    116,507.12x = 8,726,049,303.02
  5. Step 5: Solve for x
    x = 8,726,049,303.02/116,507.12
  6. Step 6: Final answer
    x = 74,897.14

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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.