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Finding the Fourth Proportional to 183,217.76, 252,783.12 and 102,634.40

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Solution

The fourth proportional to 183,217.76, 252,783.12 and 102,634.40 is: 141,603.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,217.76 : 252,783.12 = 102,634.40 : x
  2. Step 2: Convert to fraction form
    183,217.76/252,783.12 = 102,634.40/x
  3. Step 3: Cross multiply
    183,217.76x = 252,783.12 × 102,634.40
  4. Step 4: Simplify right side
    183,217.76x = 25,944,243,851.33
  5. Step 5: Solve for x
    x = 25,944,243,851.33/183,217.76
  6. Step 6: Final answer
    x = 141,603.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.