Home / 200,052.16-276,172.32-154,627.56

Finding the Fourth Proportional to 200,052.16, 276,172.32 and 154,627.56

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Solution

The fourth proportional to 200,052.16, 276,172.32 and 154,627.56 is: 213,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,052.16 : 276,172.32 = 154,627.56 : x
  2. Step 2: Convert to fraction form
    200,052.16/276,172.32 = 154,627.56/x
  3. Step 3: Cross multiply
    200,052.16x = 276,172.32 × 154,627.56
  4. Step 4: Simplify right side
    200,052.16x = 42,703,851,981.14
  5. Step 5: Solve for x
    x = 42,703,851,981.14/200,052.16
  6. Step 6: Final answer
    x = 213,463.59

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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.