Home / 113,270.57-156,317.39-62,287.17

Finding the Fourth Proportional to 113,270.57, 156,317.39 and 62,287.17

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Solution

The fourth proportional to 113,270.57, 156,317.39 and 62,287.17 is: 85,958.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,270.57 : 156,317.39 = 62,287.17 : x
  2. Step 2: Convert to fraction form
    113,270.57/156,317.39 = 62,287.17/x
  3. Step 3: Cross multiply
    113,270.57x = 156,317.39 × 62,287.17
  4. Step 4: Simplify right side
    113,270.57x = 9,736,567,533.45
  5. Step 5: Solve for x
    x = 9,736,567,533.45/113,270.57
  6. Step 6: Final answer
    x = 85,958.50

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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.