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Finding the Fourth Proportional to 65,007.40, 97,514.30 and 33,903.40

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Solution

The fourth proportional to 65,007.40, 97,514.30 and 33,903.40 is: 50,856.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,007.40 : 97,514.30 = 33,903.40 : x
  2. Step 2: Convert to fraction form
    65,007.40/97,514.30 = 33,903.40/x
  3. Step 3: Cross multiply
    65,007.40x = 97,514.30 × 33,903.40
  4. Step 4: Simplify right side
    65,007.40x = 3,306,066,318.62
  5. Step 5: Solve for x
    x = 3,306,066,318.62/65,007.40
  6. Step 6: Final answer
    x = 50,856.77

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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.