Home / 76,525.90-114,800.72-39,065.68

Finding the Fourth Proportional to 76,525.90, 114,800.72 and 39,065.68

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Solution

The fourth proportional to 76,525.90, 114,800.72 and 39,065.68 is: 58,604.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,525.90 : 114,800.72 = 39,065.68 : x
  2. Step 2: Convert to fraction form
    76,525.90/114,800.72 = 39,065.68/x
  3. Step 3: Cross multiply
    76,525.90x = 114,800.72 × 39,065.68
  4. Step 4: Simplify right side
    76,525.90x = 4,484,768,191.29
  5. Step 5: Solve for x
    x = 4,484,768,191.29/76,525.90
  6. Step 6: Final answer
    x = 58,604.58

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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.