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Finding the Fourth Proportional to 134,438.10, 201,657.15 and 134,438.10

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Solution

The fourth proportional to 134,438.10, 201,657.15 and 134,438.10 is: 201,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,438.10 : 201,657.15 = 134,438.10 : x
  2. Step 2: Convert to fraction form
    134,438.10/201,657.15 = 134,438.10/x
  3. Step 3: Cross multiply
    134,438.10x = 201,657.15 × 134,438.10
  4. Step 4: Simplify right side
    134,438.10x = 27,110,404,097.42
  5. Step 5: Solve for x
    x = 27,110,404,097.42/134,438.10
  6. Step 6: Final answer
    x = 201,657.15

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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.