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Finding the Fourth Proportional to 73,410.55, 110,123.10 and 23,478.10

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Solution

The fourth proportional to 73,410.55, 110,123.10 and 23,478.10 is: 35,219.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,410.55 : 110,123.10 = 23,478.10 : x
  2. Step 2: Convert to fraction form
    73,410.55/110,123.10 = 23,478.10/x
  3. Step 3: Cross multiply
    73,410.55x = 110,123.10 × 23,478.10
  4. Step 4: Simplify right side
    73,410.55x = 2,585,481,154.11
  5. Step 5: Solve for x
    x = 2,585,481,154.11/73,410.55
  6. Step 6: Final answer
    x = 35,219.48

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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.