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Finding the Fourth Proportional to 29,720.18, 44,580.18 and 7,533.48

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Solution

The fourth proportional to 29,720.18, 44,580.18 and 7,533.48 is: 11,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720.18 : 44,580.18 = 7,533.48 : x
  2. Step 2: Convert to fraction form
    29,720.18/44,580.18 = 7,533.48/x
  3. Step 3: Cross multiply
    29,720.18x = 44,580.18 × 7,533.48
  4. Step 4: Simplify right side
    29,720.18x = 335,843,894.43
  5. Step 5: Solve for x
    x = 335,843,894.43/29,720.18
  6. Step 6: Final answer
    x = 11,300.20

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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.