Home / 116,011.15-174,745.79-105,548.38

Finding the Fourth Proportional to 116,011.15, 174,745.79 and 105,548.38

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Solution

The fourth proportional to 116,011.15, 174,745.79 and 105,548.38 is: 158,985.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,011.15 : 174,745.79 = 105,548.38 : x
  2. Step 2: Convert to fraction form
    116,011.15/174,745.79 = 105,548.38/x
  3. Step 3: Cross multiply
    116,011.15x = 174,745.79 × 105,548.38
  4. Step 4: Simplify right side
    116,011.15x = 18,444,135,046.32
  5. Step 5: Solve for x
    x = 18,444,135,046.32/116,011.15
  6. Step 6: Final answer
    x = 158,985.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.