Home / 115,010.32-172,522.37-36,124.54

Finding the Fourth Proportional to 115,010.32, 172,522.37 and 36,124.54

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Solution

The fourth proportional to 115,010.32, 172,522.37 and 36,124.54 is: 54,188.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,010.32 : 172,522.37 = 36,124.54 : x
  2. Step 2: Convert to fraction form
    115,010.32/172,522.37 = 36,124.54/x
  3. Step 3: Cross multiply
    115,010.32x = 172,522.37 × 36,124.54
  4. Step 4: Simplify right side
    115,010.32x = 6,232,291,596.95
  5. Step 5: Solve for x
    x = 6,232,291,596.95/115,010.32
  6. Step 6: Final answer
    x = 54,188.98

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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.