Home / 115,610.23-173,412.93-53,280.73

Finding the Fourth Proportional to 115,610.23, 173,412.93 and 53,280.73

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Solution

The fourth proportional to 115,610.23, 173,412.93 and 53,280.73 is: 79,919.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,610.23 : 173,412.93 = 53,280.73 : x
  2. Step 2: Convert to fraction form
    115,610.23/173,412.93 = 53,280.73/x
  3. Step 3: Cross multiply
    115,610.23x = 173,412.93 × 53,280.73
  4. Step 4: Simplify right side
    115,610.23x = 9,239,567,501.84
  5. Step 5: Solve for x
    x = 9,239,567,501.84/115,610.23
  6. Step 6: Final answer
    x = 79,919.98

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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.