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Finding the Fourth Proportional to 35,304.32, 52,963 and 11,613.20

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Solution

The fourth proportional to 35,304.32, 52,963 and 11,613.20 is: 17,421.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,304.32 : 52,963 = 11,613.20 : x
  2. Step 2: Convert to fraction form
    35,304.32/52,963 = 11,613.20/x
  3. Step 3: Cross multiply
    35,304.32x = 52,963 × 11,613.20
  4. Step 4: Simplify right side
    35,304.32x = 615,069,911.60
  5. Step 5: Solve for x
    x = 615,069,911.60/35,304.32
  6. Step 6: Final answer
    x = 17,421.94

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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.