Home / 118,980.09-164,190.98-67,992.24

Finding the Fourth Proportional to 118,980.09, 164,190.98 and 67,992.24

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Solution

The fourth proportional to 118,980.09, 164,190.98 and 67,992.24 is: 93,828.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,980.09 : 164,190.98 = 67,992.24 : x
  2. Step 2: Convert to fraction form
    118,980.09/164,190.98 = 67,992.24/x
  3. Step 3: Cross multiply
    118,980.09x = 164,190.98 × 67,992.24
  4. Step 4: Simplify right side
    118,980.09x = 11,163,712,178.03
  5. Step 5: Solve for x
    x = 11,163,712,178.03/118,980.09
  6. Step 6: Final answer
    x = 93,828.41

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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.