Home / 190,944.54-263,503.53-104,909.04

Finding the Fourth Proportional to 190,944.54, 263,503.53 and 104,909.04

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Solution

The fourth proportional to 190,944.54, 263,503.53 and 104,909.04 is: 144,774.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,944.54 : 263,503.53 = 104,909.04 : x
  2. Step 2: Convert to fraction form
    190,944.54/263,503.53 = 104,909.04/x
  3. Step 3: Cross multiply
    190,944.54x = 263,503.53 × 104,909.04
  4. Step 4: Simplify right side
    190,944.54x = 27,643,902,368.91
  5. Step 5: Solve for x
    x = 27,643,902,368.91/190,944.54
  6. Step 6: Final answer
    x = 144,774.51

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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.