Home / 134,728.07-201,912.55-63,669.57

Finding the Fourth Proportional to 134,728.07, 201,912.55 and 63,669.57

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Solution

The fourth proportional to 134,728.07, 201,912.55 and 63,669.57 is: 95,419.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,728.07 : 201,912.55 = 63,669.57 : x
  2. Step 2: Convert to fraction form
    134,728.07/201,912.55 = 63,669.57/x
  3. Step 3: Cross multiply
    134,728.07x = 201,912.55 × 63,669.57
  4. Step 4: Simplify right side
    134,728.07x = 12,855,685,290.55
  5. Step 5: Solve for x
    x = 12,855,685,290.55/134,728.07
  6. Step 6: Final answer
    x = 95,419.50

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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.