Home / 130,039.58-195,056.49-59,918.87

Finding the Fourth Proportional to 130,039.58, 195,056.49 and 59,918.87

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Solution

The fourth proportional to 130,039.58, 195,056.49 and 59,918.87 is: 89,876.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,039.58 : 195,056.49 = 59,918.87 : x
  2. Step 2: Convert to fraction form
    130,039.58/195,056.49 = 59,918.87/x
  3. Step 3: Cross multiply
    130,039.58x = 195,056.49 × 59,918.87
  4. Step 4: Simplify right side
    130,039.58x = 11,687,564,466.97
  5. Step 5: Solve for x
    x = 11,687,564,466.97/130,039.58
  6. Step 6: Final answer
    x = 89,876.98

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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.