Home / 130,473.20-195,747.73-54,607.53

Finding the Fourth Proportional to 130,473.20, 195,747.73 and 54,607.53

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Solution

The fourth proportional to 130,473.20, 195,747.73 and 54,607.53 is: 81,927.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,473.20 : 195,747.73 = 54,607.53 : x
  2. Step 2: Convert to fraction form
    130,473.20/195,747.73 = 54,607.53/x
  3. Step 3: Cross multiply
    130,473.20x = 195,747.73 × 54,607.53
  4. Step 4: Simplify right side
    130,473.20x = 10,689,299,901.89
  5. Step 5: Solve for x
    x = 10,689,299,901.89/130,473.20
  6. Step 6: Final answer
    x = 81,927.17

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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.