Home / 131,977.55-197,924.64-43,210.66

Finding the Fourth Proportional to 131,977.55, 197,924.64 and 43,210.66

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Solution

The fourth proportional to 131,977.55, 197,924.64 and 43,210.66 is: 64,802.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,977.55 : 197,924.64 = 43,210.66 : x
  2. Step 2: Convert to fraction form
    131,977.55/197,924.64 = 43,210.66/x
  3. Step 3: Cross multiply
    131,977.55x = 197,924.64 × 43,210.66
  4. Step 4: Simplify right side
    131,977.55x = 8,552,454,324.66
  5. Step 5: Solve for x
    x = 8,552,454,324.66/131,977.55
  6. Step 6: Final answer
    x = 64,802.34

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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.