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Finding the Fourth Proportional to 183,478.76, 275,245.50 and 65,140.22

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Solution

The fourth proportional to 183,478.76, 275,245.50 and 65,140.22 is: 97,720.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,478.76 : 275,245.50 = 65,140.22 : x
  2. Step 2: Convert to fraction form
    183,478.76/275,245.50 = 65,140.22/x
  3. Step 3: Cross multiply
    183,478.76x = 275,245.50 × 65,140.22
  4. Step 4: Simplify right side
    183,478.76x = 17,929,552,424.01
  5. Step 5: Solve for x
    x = 17,929,552,424.01/183,478.76
  6. Step 6: Final answer
    x = 97,720.04

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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.