Home / 113,606.24-156,775.73-62,619.05

Finding the Fourth Proportional to 113,606.24, 156,775.73 and 62,619.05

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Solution

The fourth proportional to 113,606.24, 156,775.73 and 62,619.05 is: 86,413.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,606.24 : 156,775.73 = 62,619.05 : x
  2. Step 2: Convert to fraction form
    113,606.24/156,775.73 = 62,619.05/x
  3. Step 3: Cross multiply
    113,606.24x = 156,775.73 × 62,619.05
  4. Step 4: Simplify right side
    113,606.24x = 9,817,147,354.50
  5. Step 5: Solve for x
    x = 9,817,147,354.50/113,606.24
  6. Step 6: Final answer
    x = 86,413.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.