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Finding the Fourth Proportional to 134,132.70, 200,968.65 and 63,860.70

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Solution

The fourth proportional to 134,132.70, 200,968.65 and 63,860.70 is: 95,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,132.70 : 200,968.65 = 63,860.70 : x
  2. Step 2: Convert to fraction form
    134,132.70/200,968.65 = 63,860.70/x
  3. Step 3: Cross multiply
    134,132.70x = 200,968.65 × 63,860.70
  4. Step 4: Simplify right side
    134,132.70x = 12,833,998,667.06
  5. Step 5: Solve for x
    x = 12,833,998,667.06/134,132.70
  6. Step 6: Final answer
    x = 95,681.36

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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.