Home / 118,464.26-163,480.28-64,749.24

Finding the Fourth Proportional to 118,464.26, 163,480.28 and 64,749.24

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Solution

The fourth proportional to 118,464.26, 163,480.28 and 64,749.24 is: 89,353.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,464.26 : 163,480.28 = 64,749.24 : x
  2. Step 2: Convert to fraction form
    118,464.26/163,480.28 = 64,749.24/x
  3. Step 3: Cross multiply
    118,464.26x = 163,480.28 × 64,749.24
  4. Step 4: Simplify right side
    118,464.26x = 10,585,223,561.24
  5. Step 5: Solve for x
    x = 10,585,223,561.24/118,464.26
  6. Step 6: Final answer
    x = 89,353.73

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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.