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Finding the Fourth Proportional to 54,023.10, 75,710.10 and 54,023.10

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Solution

The fourth proportional to 54,023.10, 75,710.10 and 54,023.10 is: 75,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,023.10 : 75,710.10 = 54,023.10 : x
  2. Step 2: Convert to fraction form
    54,023.10/75,710.10 = 54,023.10/x
  3. Step 3: Cross multiply
    54,023.10x = 75,710.10 × 54,023.10
  4. Step 4: Simplify right side
    54,023.10x = 4,090,094,303.31
  5. Step 5: Solve for x
    x = 4,090,094,303.31/54,023.10
  6. Step 6: Final answer
    x = 75,710.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.