Home / 113,610.75-156,783.93-62,625.44

Finding the Fourth Proportional to 113,610.75, 156,783.93 and 62,625.44

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Solution

The fourth proportional to 113,610.75, 156,783.93 and 62,625.44 is: 86,423.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,610.75 : 156,783.93 = 62,625.44 : x
  2. Step 2: Convert to fraction form
    113,610.75/156,783.93 = 62,625.44/x
  3. Step 3: Cross multiply
    113,610.75x = 156,783.93 × 62,625.44
  4. Step 4: Simplify right side
    113,610.75x = 9,818,662,993.14
  5. Step 5: Solve for x
    x = 9,818,662,993.14/113,610.75
  6. Step 6: Final answer
    x = 86,423.71

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1.5x scale

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.