Home / 114,811.24-172,220.12-31,705.24

Finding the Fourth Proportional to 114,811.24, 172,220.12 and 31,705.24

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Solution

The fourth proportional to 114,811.24, 172,220.12 and 31,705.24 is: 47,558.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,811.24 : 172,220.12 = 31,705.24 : x
  2. Step 2: Convert to fraction form
    114,811.24/172,220.12 = 31,705.24/x
  3. Step 3: Cross multiply
    114,811.24x = 172,220.12 × 31,705.24
  4. Step 4: Simplify right side
    114,811.24x = 5,460,280,237.43
  5. Step 5: Solve for x
    x = 5,460,280,237.43/114,811.24
  6. Step 6: Final answer
    x = 47,558.76

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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.