Home / 110,869.05-152,999.25-59,881.76

Finding the Fourth Proportional to 110,869.05, 152,999.25 and 59,881.76

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Solution

The fourth proportional to 110,869.05, 152,999.25 and 59,881.76 is: 82,636.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,869.05 : 152,999.25 = 59,881.76 : x
  2. Step 2: Convert to fraction form
    110,869.05/152,999.25 = 59,881.76/x
  3. Step 3: Cross multiply
    110,869.05x = 152,999.25 × 59,881.76
  4. Step 4: Simplify right side
    110,869.05x = 9,161,864,813.50
  5. Step 5: Solve for x
    x = 9,161,864,813.50/110,869.05
  6. Step 6: Final answer
    x = 82,636.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.