Home / 196,627.10-271,368.47-111,756.92

Finding the Fourth Proportional to 196,627.10, 271,368.47 and 111,756.92

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Solution

The fourth proportional to 196,627.10, 271,368.47 and 111,756.92 is: 154,237.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,627.10 : 271,368.47 = 111,756.92 : x
  2. Step 2: Convert to fraction form
    196,627.10/271,368.47 = 111,756.92/x
  3. Step 3: Cross multiply
    196,627.10x = 271,368.47 × 111,756.92
  4. Step 4: Simplify right side
    196,627.10x = 30,327,303,314.86
  5. Step 5: Solve for x
    x = 30,327,303,314.86/196,627.10
  6. Step 6: Final answer
    x = 154,237.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.