Home / 144,026.80-198,530.49-98,626.18

Finding the Fourth Proportional to 144,026.80, 198,530.49 and 98,626.18

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Solution

The fourth proportional to 144,026.80, 198,530.49 and 98,626.18 is: 135,949.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,026.80 : 198,530.49 = 98,626.18 : x
  2. Step 2: Convert to fraction form
    144,026.80/198,530.49 = 98,626.18/x
  3. Step 3: Cross multiply
    144,026.80x = 198,530.49 × 98,626.18
  4. Step 4: Simplify right side
    144,026.80x = 19,580,303,842.23
  5. Step 5: Solve for x
    x = 19,580,303,842.23/144,026.80
  6. Step 6: Final answer
    x = 135,949.03

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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.