Home / 220,433.40-304,192.26-124,944.12

Finding the Fourth Proportional to 220,433.40, 304,192.26 and 124,944.12

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Solution

The fourth proportional to 220,433.40, 304,192.26 and 124,944.12 is: 172,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,433.40 : 304,192.26 = 124,944.12 : x
  2. Step 2: Convert to fraction form
    220,433.40/304,192.26 = 124,944.12/x
  3. Step 3: Cross multiply
    220,433.40x = 304,192.26 × 124,944.12
  4. Step 4: Simplify right side
    220,433.40x = 38,007,034,236.51
  5. Step 5: Solve for x
    x = 38,007,034,236.51/220,433.40
  6. Step 6: Final answer
    x = 172,419.58

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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.