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Finding the Fourth Proportional to 201,637.08, 302,642.42 and 101,867.56

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Solution

The fourth proportional to 201,637.08, 302,642.42 and 101,867.56 is: 152,895.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,637.08 : 302,642.42 = 101,867.56 : x
  2. Step 2: Convert to fraction form
    201,637.08/302,642.42 = 101,867.56/x
  3. Step 3: Cross multiply
    201,637.08x = 302,642.42 × 101,867.56
  4. Step 4: Simplify right side
    201,637.08x = 30,829,444,877.90
  5. Step 5: Solve for x
    x = 30,829,444,877.90/201,637.08
  6. Step 6: Final answer
    x = 152,895.71

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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.