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Finding the Fourth Proportional to 32,127.40, 43,233.75 and 32,127.40

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Solution

The fourth proportional to 32,127.40, 43,233.75 and 32,127.40 is: 43,233.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,127.40 : 43,233.75 = 32,127.40 : x
  2. Step 2: Convert to fraction form
    32,127.40/43,233.75 = 32,127.40/x
  3. Step 3: Cross multiply
    32,127.40x = 43,233.75 × 32,127.40
  4. Step 4: Simplify right side
    32,127.40x = 1,388,987,979.75
  5. Step 5: Solve for x
    x = 1,388,987,979.75/32,127.40
  6. Step 6: Final answer
    x = 43,233.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.