Home / 106,575.85-147,074.69-58,829.21

Finding the Fourth Proportional to 106,575.85, 147,074.69 and 58,829.21

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Solution

The fourth proportional to 106,575.85, 147,074.69 and 58,829.21 is: 81,184.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,575.85 : 147,074.69 = 58,829.21 : x
  2. Step 2: Convert to fraction form
    106,575.85/147,074.69 = 58,829.21/x
  3. Step 3: Cross multiply
    106,575.85x = 147,074.69 × 58,829.21
  4. Step 4: Simplify right side
    106,575.85x = 8,652,287,823.69
  5. Step 5: Solve for x
    x = 8,652,287,823.69/106,575.85
  6. Step 6: Final answer
    x = 81,184.32

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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.