Home / 113,255.14-156,230.58-70,220.10

Finding the Fourth Proportional to 113,255.14, 156,230.58 and 70,220.10

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Solution

The fourth proportional to 113,255.14, 156,230.58 and 70,220.10 is: 96,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,255.14 : 156,230.58 = 70,220.10 : x
  2. Step 2: Convert to fraction form
    113,255.14/156,230.58 = 70,220.10/x
  3. Step 3: Cross multiply
    113,255.14x = 156,230.58 × 70,220.10
  4. Step 4: Simplify right side
    113,255.14x = 10,970,526,950.66
  5. Step 5: Solve for x
    x = 10,970,526,950.66/113,255.14
  6. Step 6: Final answer
    x = 96,865.60

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