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Finding the Fourth Proportional to 65,009.94, 97,526.97 and 20,624.70

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Solution

The fourth proportional to 65,009.94, 97,526.97 and 20,624.70 is: 30,940.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,009.94 : 97,526.97 = 20,624.70 : x
  2. Step 2: Convert to fraction form
    65,009.94/97,526.97 = 20,624.70/x
  3. Step 3: Cross multiply
    65,009.94x = 97,526.97 × 20,624.70
  4. Step 4: Simplify right side
    65,009.94x = 2,011,464,498.16
  5. Step 5: Solve for x
    x = 2,011,464,498.16/65,009.94
  6. Step 6: Final answer
    x = 30,940.88

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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.