Home / 115,007.58-172,518.66-36,124.92

Finding the Fourth Proportional to 115,007.58, 172,518.66 and 36,124.92

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Solution

The fourth proportional to 115,007.58, 172,518.66 and 36,124.92 is: 54,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,007.58 : 172,518.66 = 36,124.92 : x
  2. Step 2: Convert to fraction form
    115,007.58/172,518.66 = 36,124.92/x
  3. Step 3: Cross multiply
    115,007.58x = 172,518.66 × 36,124.92
  4. Step 4: Simplify right side
    115,007.58x = 6,232,222,791.01
  5. Step 5: Solve for x
    x = 6,232,222,791.01/115,007.58
  6. Step 6: Final answer
    x = 54,189.67

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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.