Home / 104,236.06-143,852.96-63,416.11

Finding the Fourth Proportional to 104,236.06, 143,852.96 and 63,416.11

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Solution

The fourth proportional to 104,236.06, 143,852.96 and 63,416.11 is: 87,518.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,236.06 : 143,852.96 = 63,416.11 : x
  2. Step 2: Convert to fraction form
    104,236.06/143,852.96 = 63,416.11/x
  3. Step 3: Cross multiply
    104,236.06x = 143,852.96 × 63,416.11
  4. Step 4: Simplify right side
    104,236.06x = 9,122,595,135.19
  5. Step 5: Solve for x
    x = 9,122,595,135.19/104,236.06
  6. Step 6: Final answer
    x = 87,518.61

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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.