Home / 113,786.56-157,025.46-63,485.56

Finding the Fourth Proportional to 113,786.56, 157,025.46 and 63,485.56

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Solution

The fourth proportional to 113,786.56, 157,025.46 and 63,485.56 is: 87,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,786.56 : 157,025.46 = 63,485.56 : x
  2. Step 2: Convert to fraction form
    113,786.56/157,025.46 = 63,485.56/x
  3. Step 3: Cross multiply
    113,786.56x = 157,025.46 × 63,485.56
  4. Step 4: Simplify right side
    113,786.56x = 9,968,849,262.36
  5. Step 5: Solve for x
    x = 9,968,849,262.36/113,786.56
  6. Step 6: Final answer
    x = 87,610.08

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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.