Home / 113,782.24-157,010.16-63,480.16

Finding the Fourth Proportional to 113,782.24, 157,010.16 and 63,480.16

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Solution

The fourth proportional to 113,782.24, 157,010.16 and 63,480.16 is: 87,597.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,782.24 : 157,010.16 = 63,480.16 : x
  2. Step 2: Convert to fraction form
    113,782.24/157,010.16 = 63,480.16/x
  3. Step 3: Cross multiply
    113,782.24x = 157,010.16 × 63,480.16
  4. Step 4: Simplify right side
    113,782.24x = 9,967,030,078.43
  5. Step 5: Solve for x
    x = 9,967,030,078.43/113,782.24
  6. Step 6: Final answer
    x = 87,597.41

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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.