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Finding the Fourth Proportional to 65,778.03, 98,527.32 and 63,476.28

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Solution

The fourth proportional to 65,778.03, 98,527.32 and 63,476.28 is: 95,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,778.03 : 98,527.32 = 63,476.28 : x
  2. Step 2: Convert to fraction form
    65,778.03/98,527.32 = 63,476.28/x
  3. Step 3: Cross multiply
    65,778.03x = 98,527.32 × 63,476.28
  4. Step 4: Simplify right side
    65,778.03x = 6,254,147,751.97
  5. Step 5: Solve for x
    x = 6,254,147,751.97/65,778.03
  6. Step 6: Final answer
    x = 95,079.58

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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.