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Finding the Fourth Proportional to 25,361, 35,000.80 and 14,606.23

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Solution

The fourth proportional to 25,361, 35,000.80 and 14,606.23 is: 20,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,361 : 35,000.80 = 14,606.23 : x
  2. Step 2: Convert to fraction form
    25,361/35,000.80 = 14,606.23/x
  3. Step 3: Cross multiply
    25,361x = 35,000.80 × 14,606.23
  4. Step 4: Simplify right side
    25,361x = 511,229,486.95
  5. Step 5: Solve for x
    x = 511,229,486.95/25,361
  6. Step 6: Final answer
    x = 20,158.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.