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Finding the Fourth Proportional to 65,456.63, 98,182.99 and 18,074.63

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Solution

The fourth proportional to 65,456.63, 98,182.99 and 18,074.63 is: 27,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,456.63 : 98,182.99 = 18,074.63 : x
  2. Step 2: Convert to fraction form
    65,456.63/98,182.99 = 18,074.63/x
  3. Step 3: Cross multiply
    65,456.63x = 98,182.99 × 18,074.63
  4. Step 4: Simplify right side
    65,456.63x = 1,774,620,635.26
  5. Step 5: Solve for x
    x = 1,774,620,635.26/65,456.63
  6. Step 6: Final answer
    x = 27,111.40

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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.