Home / 129,622.48-195,133.98-116,587.62

Finding the Fourth Proportional to 129,622.48, 195,133.98 and 116,587.62

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Solution

The fourth proportional to 129,622.48, 195,133.98 and 116,587.62 is: 175,511.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,622.48 : 195,133.98 = 116,587.62 : x
  2. Step 2: Convert to fraction form
    129,622.48/195,133.98 = 116,587.62/x
  3. Step 3: Cross multiply
    129,622.48x = 195,133.98 × 116,587.62
  4. Step 4: Simplify right side
    129,622.48x = 22,750,206,309.33
  5. Step 5: Solve for x
    x = 22,750,206,309.33/129,622.48
  6. Step 6: Final answer
    x = 175,511.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.