Home / 131,113.11-196,669.86-56,184.66

Finding the Fourth Proportional to 131,113.11, 196,669.86 and 56,184.66

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Solution

The fourth proportional to 131,113.11, 196,669.86 and 56,184.66 is: 84,277.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,113.11 : 196,669.86 = 56,184.66 : x
  2. Step 2: Convert to fraction form
    131,113.11/196,669.86 = 56,184.66/x
  3. Step 3: Cross multiply
    131,113.11x = 196,669.86 × 56,184.66
  4. Step 4: Simplify right side
    131,113.11x = 11,049,829,216.35
  5. Step 5: Solve for x
    x = 11,049,829,216.35/131,113.11
  6. Step 6: Final answer
    x = 84,277.07

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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.