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Finding the Fourth Proportional to 65,275.96, 97,913.76 and 18,528.88

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Solution

The fourth proportional to 65,275.96, 97,913.76 and 18,528.88 is: 27,793.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,275.96 : 97,913.76 = 18,528.88 : x
  2. Step 2: Convert to fraction form
    65,275.96/97,913.76 = 18,528.88/x
  3. Step 3: Cross multiply
    65,275.96x = 97,913.76 × 18,528.88
  4. Step 4: Simplify right side
    65,275.96x = 1,814,232,309.39
  5. Step 5: Solve for x
    x = 1,814,232,309.39/65,275.96
  6. Step 6: Final answer
    x = 27,793.27

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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.