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Finding the Fourth Proportional to 84,956.77, 127,450.48 and 35,009.07

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Solution

The fourth proportional to 84,956.77, 127,450.48 and 35,009.07 is: 52,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,956.77 : 127,450.48 = 35,009.07 : x
  2. Step 2: Convert to fraction form
    84,956.77/127,450.48 = 35,009.07/x
  3. Step 3: Cross multiply
    84,956.77x = 127,450.48 × 35,009.07
  4. Step 4: Simplify right side
    84,956.77x = 4,461,922,051.08
  5. Step 5: Solve for x
    x = 4,461,922,051.08/84,956.77
  6. Step 6: Final answer
    x = 52,519.91

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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.