Home / 118,544.70-163,591.66-64,829.75

Finding the Fourth Proportional to 118,544.70, 163,591.66 and 64,829.75

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Solution

The fourth proportional to 118,544.70, 163,591.66 and 64,829.75 is: 89,465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,544.70 : 163,591.66 = 64,829.75 : x
  2. Step 2: Convert to fraction form
    118,544.70/163,591.66 = 64,829.75/x
  3. Step 3: Cross multiply
    118,544.70x = 163,591.66 × 64,829.75
  4. Step 4: Simplify right side
    118,544.70x = 10,605,606,419.89
  5. Step 5: Solve for x
    x = 10,605,606,419.89/118,544.70
  6. Step 6: Final answer
    x = 89,465.04

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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.