Home / 130,710.88-196,066.32-60,580.96

Finding the Fourth Proportional to 130,710.88, 196,066.32 and 60,580.96

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Solution

The fourth proportional to 130,710.88, 196,066.32 and 60,580.96 is: 90,871.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,710.88 : 196,066.32 = 60,580.96 : x
  2. Step 2: Convert to fraction form
    130,710.88/196,066.32 = 60,580.96/x
  3. Step 3: Cross multiply
    130,710.88x = 196,066.32 × 60,580.96
  4. Step 4: Simplify right side
    130,710.88x = 11,877,885,889.27
  5. Step 5: Solve for x
    x = 11,877,885,889.27/130,710.88
  6. Step 6: Final answer
    x = 90,871.44

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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.