Home / 127,849.37-191,795.57-39,082.13

Finding the Fourth Proportional to 127,849.37, 191,795.57 and 39,082.13

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Solution

The fourth proportional to 127,849.37, 191,795.57 and 39,082.13 is: 58,629.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,849.37 : 191,795.57 = 39,082.13 : x
  2. Step 2: Convert to fraction form
    127,849.37/191,795.57 = 39,082.13/x
  3. Step 3: Cross multiply
    127,849.37x = 191,795.57 × 39,082.13
  4. Step 4: Simplify right side
    127,849.37x = 7,495,778,245.78
  5. Step 5: Solve for x
    x = 7,495,778,245.78/127,849.37
  6. Step 6: Final answer
    x = 58,629.77

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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.