Home / 200,435.04-300,717.36-67,376.16

Finding the Fourth Proportional to 200,435.04, 300,717.36 and 67,376.16

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Solution

The fourth proportional to 200,435.04, 300,717.36 and 67,376.16 is: 101,086.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,435.04 : 300,717.36 = 67,376.16 : x
  2. Step 2: Convert to fraction form
    200,435.04/300,717.36 = 67,376.16/x
  3. Step 3: Cross multiply
    200,435.04x = 300,717.36 × 67,376.16
  4. Step 4: Simplify right side
    200,435.04x = 20,261,180,962.14
  5. Step 5: Solve for x
    x = 20,261,180,962.14/200,435.04
  6. Step 6: Final answer
    x = 101,086.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.