Home / 155,110.01-214,046.16-94,781.62

Finding the Fourth Proportional to 155,110.01, 214,046.16 and 94,781.62

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Solution

The fourth proportional to 155,110.01, 214,046.16 and 94,781.62 is: 130,795.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,110.01 : 214,046.16 = 94,781.62 : x
  2. Step 2: Convert to fraction form
    155,110.01/214,046.16 = 94,781.62/x
  3. Step 3: Cross multiply
    155,110.01x = 214,046.16 × 94,781.62
  4. Step 4: Simplify right side
    155,110.01x = 20,287,640,729.35
  5. Step 5: Solve for x
    x = 20,287,640,729.35/155,110.01
  6. Step 6: Final answer
    x = 130,795.17

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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.