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Finding the Fourth Proportional to 183,472.90, 275,209.35 and 65,156.20

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Solution

The fourth proportional to 183,472.90, 275,209.35 and 65,156.20 is: 97,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,472.90 : 275,209.35 = 65,156.20 : x
  2. Step 2: Convert to fraction form
    183,472.90/275,209.35 = 65,156.20/x
  3. Step 3: Cross multiply
    183,472.90x = 275,209.35 × 65,156.20
  4. Step 4: Simplify right side
    183,472.90x = 17,931,595,450.47
  5. Step 5: Solve for x
    x = 17,931,595,450.47/183,472.90
  6. Step 6: Final answer
    x = 97,734.30

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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.