Home / 66,129.19-99,096.56-39,083.69

Finding the Fourth Proportional to 66,129.19, 99,096.56 and 39,083.69

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Solution

The fourth proportional to 66,129.19, 99,096.56 and 39,083.69 is: 58,568.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,129.19 : 99,096.56 = 39,083.69 : x
  2. Step 2: Convert to fraction form
    66,129.19/99,096.56 = 39,083.69/x
  3. Step 3: Cross multiply
    66,129.19x = 99,096.56 × 39,083.69
  4. Step 4: Simplify right side
    66,129.19x = 3,873,059,429.99
  5. Step 5: Solve for x
    x = 3,873,059,429.99/66,129.19
  6. Step 6: Final answer
    x = 58,568.08

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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.