Home / 118,452.57-163,358.73-98,277.50

Finding the Fourth Proportional to 118,452.57, 163,358.73 and 98,277.50

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Solution

The fourth proportional to 118,452.57, 163,358.73 and 98,277.50 is: 135,535.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,452.57 : 163,358.73 = 98,277.50 : x
  2. Step 2: Convert to fraction form
    118,452.57/163,358.73 = 98,277.50/x
  3. Step 3: Cross multiply
    118,452.57x = 163,358.73 × 98,277.50
  4. Step 4: Simplify right side
    118,452.57x = 16,054,486,770.78
  5. Step 5: Solve for x
    x = 16,054,486,770.78/118,452.57
  6. Step 6: Final answer
    x = 135,535.15

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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.