Home / 131,004.21-196,341.93-56,036.28

Finding the Fourth Proportional to 131,004.21, 196,341.93 and 56,036.28

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Solution

The fourth proportional to 131,004.21, 196,341.93 and 56,036.28 is: 83,984.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,004.21 : 196,341.93 = 56,036.28 : x
  2. Step 2: Convert to fraction form
    131,004.21/196,341.93 = 56,036.28/x
  3. Step 3: Cross multiply
    131,004.21x = 196,341.93 × 56,036.28
  4. Step 4: Simplify right side
    131,004.21x = 11,002,271,365.22
  5. Step 5: Solve for x
    x = 11,002,271,365.22/131,004.21
  6. Step 6: Final answer
    x = 83,984.11

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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.