Home / 131,303.77-196,939.24-36,541.06

Finding the Fourth Proportional to 131,303.77, 196,939.24 and 36,541.06

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Solution

The fourth proportional to 131,303.77, 196,939.24 and 36,541.06 is: 54,807.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,303.77 : 196,939.24 = 36,541.06 : x
  2. Step 2: Convert to fraction form
    131,303.77/196,939.24 = 36,541.06/x
  3. Step 3: Cross multiply
    131,303.77x = 196,939.24 × 36,541.06
  4. Step 4: Simplify right side
    131,303.77x = 7,196,368,001.49
  5. Step 5: Solve for x
    x = 7,196,368,001.49/131,303.77
  6. Step 6: Final answer
    x = 54,807.02

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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.