Home / 104,887.40-144,735.78-59,556.20

Finding the Fourth Proportional to 104,887.40, 144,735.78 and 59,556.20

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Solution

The fourth proportional to 104,887.40, 144,735.78 and 59,556.20 is: 82,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,887.40 : 144,735.78 = 59,556.20 : x
  2. Step 2: Convert to fraction form
    104,887.40/144,735.78 = 59,556.20/x
  3. Step 3: Cross multiply
    104,887.40x = 144,735.78 × 59,556.20
  4. Step 4: Simplify right side
    104,887.40x = 8,619,913,060.84
  5. Step 5: Solve for x
    x = 8,619,913,060.84/104,887.40
  6. Step 6: Final answer
    x = 82,182.54

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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.