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Finding the Fourth Proportional to 183,445.40, 275,168.10 and 83,800.21

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Solution

The fourth proportional to 183,445.40, 275,168.10 and 83,800.21 is: 125,700.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,445.40 : 275,168.10 = 83,800.21 : x
  2. Step 2: Convert to fraction form
    183,445.40/275,168.10 = 83,800.21/x
  3. Step 3: Cross multiply
    183,445.40x = 275,168.10 × 83,800.21
  4. Step 4: Simplify right side
    183,445.40x = 23,059,145,253.22
  5. Step 5: Solve for x
    x = 23,059,145,253.22/183,445.40
  6. Step 6: Final answer
    x = 125,700.32

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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.