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Finding the Fourth Proportional to 57,007.10, 85,510.65 and 23,716.10

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Solution

The fourth proportional to 57,007.10, 85,510.65 and 23,716.10 is: 35,574.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,007.10 : 85,510.65 = 23,716.10 : x
  2. Step 2: Convert to fraction form
    57,007.10/85,510.65 = 23,716.10/x
  3. Step 3: Cross multiply
    57,007.10x = 85,510.65 × 23,716.10
  4. Step 4: Simplify right side
    57,007.10x = 2,027,979,126.47
  5. Step 5: Solve for x
    x = 2,027,979,126.47/57,007.10
  6. Step 6: Final answer
    x = 35,574.15

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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.