Home / 104,758.78-144,570.38-59,438.67

Finding the Fourth Proportional to 104,758.78, 144,570.38 and 59,438.67

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Solution

The fourth proportional to 104,758.78, 144,570.38 and 59,438.67 is: 82,027.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,758.78 : 144,570.38 = 59,438.67 : x
  2. Step 2: Convert to fraction form
    104,758.78/144,570.38 = 59,438.67/x
  3. Step 3: Cross multiply
    104,758.78x = 144,570.38 × 59,438.67
  4. Step 4: Simplify right side
    104,758.78x = 8,593,071,108.59
  5. Step 5: Solve for x
    x = 8,593,071,108.59/104,758.78
  6. Step 6: Final answer
    x = 82,027.22

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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.