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Finding the Fourth Proportional to 84,761.76, 116,958.24 and 50,762.28

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Solution

The fourth proportional to 84,761.76, 116,958.24 and 50,762.28 is: 70,044.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,761.76 : 116,958.24 = 50,762.28 : x
  2. Step 2: Convert to fraction form
    84,761.76/116,958.24 = 50,762.28/x
  3. Step 3: Cross multiply
    84,761.76x = 116,958.24 × 50,762.28
  4. Step 4: Simplify right side
    84,761.76x = 5,937,066,927.19
  5. Step 5: Solve for x
    x = 5,937,066,927.19/84,761.76
  6. Step 6: Final answer
    x = 70,044.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.