Home / 115,842.08-173,645.40-45,624.80

Finding the Fourth Proportional to 115,842.08, 173,645.40 and 45,624.80

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Solution

The fourth proportional to 115,842.08, 173,645.40 and 45,624.80 is: 68,390.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,842.08 : 173,645.40 = 45,624.80 : x
  2. Step 2: Convert to fraction form
    115,842.08/173,645.40 = 45,624.80/x
  3. Step 3: Cross multiply
    115,842.08x = 173,645.40 × 45,624.80
  4. Step 4: Simplify right side
    115,842.08x = 7,922,536,645.92
  5. Step 5: Solve for x
    x = 7,922,536,645.92/115,842.08
  6. Step 6: Final answer
    x = 68,390.84

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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.