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Finding the Fourth Proportional to 134,063.55, 201,026.55 and 70,917.75

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Solution

The fourth proportional to 134,063.55, 201,026.55 and 70,917.75 is: 106,340.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,063.55 : 201,026.55 = 70,917.75 : x
  2. Step 2: Convert to fraction form
    134,063.55/201,026.55 = 70,917.75/x
  3. Step 3: Cross multiply
    134,063.55x = 201,026.55 × 70,917.75
  4. Step 4: Simplify right side
    134,063.55x = 14,256,350,616.26
  5. Step 5: Solve for x
    x = 14,256,350,616.26/134,063.55
  6. Step 6: Final answer
    x = 106,340.24

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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.