Home / 118,904.70-164,100.18-67,925.04

Finding the Fourth Proportional to 118,904.70, 164,100.18 and 67,925.04

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Solution

The fourth proportional to 118,904.70, 164,100.18 and 67,925.04 is: 93,743.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,904.70 : 164,100.18 = 67,925.04 : x
  2. Step 2: Convert to fraction form
    118,904.70/164,100.18 = 67,925.04/x
  3. Step 3: Cross multiply
    118,904.70x = 164,100.18 × 67,925.04
  4. Step 4: Simplify right side
    118,904.70x = 11,146,511,290.51
  5. Step 5: Solve for x
    x = 11,146,511,290.51/118,904.70
  6. Step 6: Final answer
    x = 93,743.24

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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.