Home / 118,839.04-163,977.04-67,828.48

Finding the Fourth Proportional to 118,839.04, 163,977.04 and 67,828.48

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Solution

The fourth proportional to 118,839.04, 163,977.04 and 67,828.48 is: 93,591.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,839.04 : 163,977.04 = 67,828.48 : x
  2. Step 2: Convert to fraction form
    118,839.04/163,977.04 = 67,828.48/x
  3. Step 3: Cross multiply
    118,839.04x = 163,977.04 × 67,828.48
  4. Step 4: Simplify right side
    118,839.04x = 11,122,313,378.10
  5. Step 5: Solve for x
    x = 11,122,313,378.10/118,839.04
  6. Step 6: Final answer
    x = 93,591.41

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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.