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Finding the Fourth Proportional to 65,007.80, 97,521.15 and 27,567.80

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Solution

The fourth proportional to 65,007.80, 97,521.15 and 27,567.80 is: 41,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,007.80 : 97,521.15 = 27,567.80 : x
  2. Step 2: Convert to fraction form
    65,007.80/97,521.15 = 27,567.80/x
  3. Step 3: Cross multiply
    65,007.80x = 97,521.15 × 27,567.80
  4. Step 4: Simplify right side
    65,007.80x = 2,688,443,558.97
  5. Step 5: Solve for x
    x = 2,688,443,558.97/65,007.80
  6. Step 6: Final answer
    x = 41,355.71

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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.