Home / 118,246.05-163,179.99-64,532.25

Finding the Fourth Proportional to 118,246.05, 163,179.99 and 64,532.25

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Solution

The fourth proportional to 118,246.05, 163,179.99 and 64,532.25 is: 89,054.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,246.05 : 163,179.99 = 64,532.25 : x
  2. Step 2: Convert to fraction form
    118,246.05/163,179.99 = 64,532.25/x
  3. Step 3: Cross multiply
    118,246.05x = 163,179.99 × 64,532.25
  4. Step 4: Simplify right side
    118,246.05x = 10,530,371,909.68
  5. Step 5: Solve for x
    x = 10,530,371,909.68/118,246.05
  6. Step 6: Final answer
    x = 89,054.75

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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.