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Finding the Fourth Proportional to 243,635.53, 365,515.58 and 101,433.54

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Solution

The fourth proportional to 243,635.53, 365,515.58 and 101,433.54 is: 152,176.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,635.53 : 365,515.58 = 101,433.54 : x
  2. Step 2: Convert to fraction form
    243,635.53/365,515.58 = 101,433.54/x
  3. Step 3: Cross multiply
    243,635.53x = 365,515.58 × 101,433.54
  4. Step 4: Simplify right side
    243,635.53x = 37,075,538,697.39
  5. Step 5: Solve for x
    x = 37,075,538,697.39/243,635.53
  6. Step 6: Final answer
    x = 152,176.24

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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.