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Finding the Fourth Proportional to 183,729.40, 275,594.10 and 65,412.70

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Solution

The fourth proportional to 183,729.40, 275,594.10 and 65,412.70 is: 98,119.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,729.40 : 275,594.10 = 65,412.70 : x
  2. Step 2: Convert to fraction form
    183,729.40/275,594.10 = 65,412.70/x
  3. Step 3: Cross multiply
    183,729.40x = 275,594.10 × 65,412.70
  4. Step 4: Simplify right side
    183,729.40x = 18,027,354,185.07
  5. Step 5: Solve for x
    x = 18,027,354,185.07/183,729.40
  6. Step 6: Final answer
    x = 98,119.05

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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.