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Finding the Fourth Proportional to 77,259.57, 116,415.79 and 63,527.22

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Solution

The fourth proportional to 77,259.57, 116,415.79 and 63,527.22 is: 95,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,259.57 : 116,415.79 = 63,527.22 : x
  2. Step 2: Convert to fraction form
    77,259.57/116,415.79 = 63,527.22/x
  3. Step 3: Cross multiply
    77,259.57x = 116,415.79 × 63,527.22
  4. Step 4: Simplify right side
    77,259.57x = 7,395,570,603.09
  5. Step 5: Solve for x
    x = 7,395,570,603.09/77,259.57
  6. Step 6: Final answer
    x = 95,723.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.